双曲正割表(弧度)
0
sech(0.20) = sech(11°27'32") = 0.980327997644725
sech(0.21) = sech(12°01'55") = 0.978348030094474
sech(0.22) = sech(12°36'18") = 0.97627861240903
sech(0.23) = sech(13°10'40") = 0.974120723507199
sech(0.24) = sech(13°45'03") = 0.971875378816287
sech(0.25) = sech(14°19'26") = 0.969543629140215
sech(0.26) = sech(14°53'48") = 0.967126559497908
sech(0.27) = sech(15°28'11") = 0.96462528793426
sech(0.28) = sech(16°02'34") = 0.962040964306006
sech(0.29) = sech(16°36'56") = 0.959374769044856
支持0°到360°范围内的数值计算，提供最大值标记（0°处为1），可显示双曲正割钟形曲线图。支持导出计算结果为CSV格式。