Q=M-鈕字符查编码

132
查询字符
“Q=M-鈕”字符编码信息
Q=M-鈕
Unicode(10进制): 81 Unicode(16进制): U+0051 HTML实体(10进制): Q HTML实体(16进制): Q JavaScript(ASCII): \u51 CSS: \51 Unicode所属区间: C0控制符及基本拉丁文 (C0 Control and Basic Latin)(0000-007F)

“Q=M-鈕”的其它编码列表

IBM037 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM437 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM500 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
ASMO-708 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
DOS-720 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
ibm737 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
ibm775 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
ibm850 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
ibm852 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM855 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
ibm857 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM00858 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM860 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
ibm861 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
DOS-862 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM863 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM864 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM865 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
cp866 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
ibm869 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM870 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
windows-874 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
cp875 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
shift_jis 51 3D 4D 2D E7 E4 89323729709028 81 61 77 45 231 228 121 075 115 055 347 344 01010001 00111101 01001101 00101101 11100111 11100100
gb2312 51 3D 4D 2D E2 6F 89323729707631 81 61 77 45 226 111 121 075 115 055 342 157 01010001 00111101 01001101 00101101 11100010 01101111
ks_c_5601-1987 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
big5 51 3D 4D 2D B6 73 89323729696371 81 61 77 45 182 115 121 075 115 055 266 163 01010001 00111101 01001101 00101101 10110110 01110011
IBM1026 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01047 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01140 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01141 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01142 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01143 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01144 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01145 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01146 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01147 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01148 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM01149 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
utf-16 51 00 3D 00 4D 00 2D 00 15 92 0 81 0 61 0 77 0 45 0 21 146 121 000 075 000 115 000 055 000 025 222 01010001 00000000 00111101 00000000 01001101 00000000 00101101 00000000 00010101 10010010
utf-16BE 00 51 00 3D 00 4D 00 2D 92 15 0 0 81 0 61 0 77 0 45 146 21 000 121 000 075 000 115 000 055 222 025 00000000 01010001 00000000 00111101 00000000 01001101 00000000 00101101 10010010 00010101
windows-1250 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
windows-1251 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
Windows-1252 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
windows-1253 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
windows-1254 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
windows-1255 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
windows-1256 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
windows-1257 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
windows-1258 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
Johab 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
macintosh 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-japanese 51 3D 4D 2D E7 E4 89323729709028 81 61 77 45 231 228 121 075 115 055 347 344 01010001 00111101 01001101 00101101 11100111 11100100
x-mac-chinesetrad 51 3D 4D 2D B6 73 89323729696371 81 61 77 45 182 115 121 075 115 055 266 163 01010001 00111101 01001101 00101101 10110110 01110011
x-mac-korean 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-arabic 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-hebrew 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-greek 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-cyrillic 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-chinesesimp 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-romanian 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-ukrainian 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-thai 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-ce 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-icelandic 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-turkish 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-mac-croatian 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
utf-32 51 00 00 00 3D 00 00 00 4D 00 00 00 2D 00 00 00 15 92 00 00 0 81 0 0 0 61 0 0 0 77 0 0 0 45 0 0 0 21 146 0 0 121 000 000 000 075 000 000 000 115 000 000 000 055 000 000 000 025 222 000 000 01010001 00000000 00000000 00000000 00111101 00000000 00000000 00000000 01001101 00000000 00000000 00000000 00101101 00000000 00000000 00000000 00010101 10010010 00000000 00000000
utf-32BE 00 00 00 51 00 00 00 3D 00 00 00 4D 00 00 00 2D 00 00 92 15 0 0 0 0 81 0 0 0 61 0 0 0 77 0 0 0 45 0 0 146 21 000 000 000 121 000 000 000 075 000 000 000 115 000 000 000 055 000 000 222 025 00000000 00000000 00000000 01010001 00000000 00000000 00000000 00111101 00000000 00000000 00000000 01001101 00000000 00000000 00000000 00101101 00000000 00000000 10010010 00010101
x-Chinese-CNS 51 3D 4D 2D E2 DA 89323729707738 81 61 77 45 226 218 121 075 115 055 342 332 01010001 00111101 01001101 00101101 11100010 11011010
x-cp20001 51 3D 4D 2D A1 D9 89323729691097 81 61 77 45 161 217 121 075 115 055 241 331 01010001 00111101 01001101 00101101 10100001 11011001
x-Chinese-Eten 51 3D 4D 2D A1 D9 89323729691097 81 61 77 45 161 217 121 075 115 055 241 331 01010001 00111101 01001101 00101101 10100001 11011001
x-cp20003 51 3D 4D 2D 9B 79 89323729689465 81 61 77 45 155 121 121 075 115 055 233 171 01010001 00111101 01001101 00101101 10011011 01111001
x-cp20004 51 3D 4D 2D EA AC 89323729709740 81 61 77 45 234 172 121 075 115 055 352 254 01010001 00111101 01001101 00101101 11101010 10101100
x-cp20005 51 3D 4D 2D A0 7A 89323729690746 81 61 77 45 160 122 121 075 115 055 240 172 01010001 00111101 01001101 00101101 10100000 01111010
x-IA5 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-IA5-German 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-IA5-Swedish 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-IA5-Norwegian 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
us-ascii 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-cp20261 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-cp20269 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM273 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM277 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM278 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM280 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM284 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM285 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM290 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM297 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM420 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM423 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM424 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
x-EBCDIC-KoreanExtended D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM-Thai D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
koi8-r 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
IBM871 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM880 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM905 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
IBM00924 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
EUC-JP 51 3D 4D 2D EE E6 89323729710822 81 61 77 45 238 230 121 075 115 055 356 346 01010001 00111101 01001101 00101101 11101110 11100110
x-cp20936 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-cp20949 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
cp1025 D8 7E D4 60 6F 929840783471 216 126 212 96 111 330 176 324 140 157 11011000 01111110 11010100 01100000 01101111
koi8-u 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-1 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-2 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-3 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-4 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-5 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-6 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-7 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-8 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-9 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-13 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-15 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-Europa 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-8859-8-i 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
iso-2022-jp 51 3D 4D 2D 1B 24 42 6E 66 1B 28 42 0 81 61 77 45 27 36 66 110 102 27 40 66 121 075 115 055 033 044 102 156 146 033 050 102 01010001 00111101 01001101 00101101 00011011 00100100 01000010 01101110 01100110 00011011 00101000 01000010
csISO2022JP 51 3D 4D 2D 1B 24 42 6E 66 1B 28 42 0 81 61 77 45 27 36 66 110 102 27 40 66 121 075 115 055 033 044 102 156 146 033 050 102 01010001 00111101 01001101 00101101 00011011 00100100 01000010 01101110 01100110 00011011 00101000 01000010
iso-2022-jp 51 3D 4D 2D 1B 24 42 6E 66 1B 28 42 0 81 61 77 45 27 36 66 110 102 27 40 66 121 075 115 055 033 044 102 156 146 033 050 102 01010001 00111101 01001101 00101101 00011011 00100100 01000010 01101110 01100110 00011011 00101000 01000010
iso-2022-kr 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-cp50227 51 3D 4D 2D E2 6F 89323729707631 81 61 77 45 226 111 121 075 115 055 342 157 01010001 00111101 01001101 00101101 11100010 01101111
euc-jp 51 3D 4D 2D EE E6 89323729710822 81 61 77 45 238 230 121 075 115 055 356 346 01010001 00111101 01001101 00101101 11101110 11100110
EUC-CN 51 3D 4D 2D E2 6F 89323729707631 81 61 77 45 226 111 121 075 115 055 342 157 01010001 00111101 01001101 00101101 11100010 01101111
euc-kr 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
hz-gb-2312 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
GB18030 51 3D 4D 2D E2 6F 89323729707631 81 61 77 45 226 111 121 075 115 055 342 157 01010001 00111101 01001101 00101101 11100010 01101111
x-iscii-de 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-be 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-ta 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-te 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-as 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-or 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-ka 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-ma 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-gu 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
x-iscii-pa 51 3D 4D 2D 3F 348920819007 81 61 77 45 63 121 075 115 055 077 01010001 00111101 01001101 00101101 00111111
utf-7 51 2B 41 44 30 2D 4D 2D 2B 6B 68 55 2D 0 81 43 65 68 48 45 77 45 43 107 104 85 45 121 053 101 104 060 055 115 055 053 153 150 125 055 01010001 00101011 01000001 01000100 00110000 00101101 01001101 00101101 00101011 01101011 01101000 01010101 00101101
utf-8 51 3D 4D 2D E9 88 95 22866874805618837 81 61 77 45 233 136 149 121 075 115 055 351 210 225 01010001 00111101 01001101 00101101 11101001 10001000 10010101

相关功能

编码查字符 中文字符编码比较 Unicode 编码详解 常用字符编码 Unicode 区域表 字符编码大全