余弦表(弧度)
18
cos(0.40) = cos(22°55'05") = 0.921060994002885
cos(0.41) = cos(23°29'28") = 0.917120822816605
cos(0.42) = cos(24°03'51") = 0.913088940312308
cos(0.43) = cos(24°38'13") = 0.908965749674885
cos(0.44) = cos(25°12'36") = 0.904751663219963
cos(0.45) = cos(25°46'59") = 0.900447102352677
cos(0.46) = cos(26°21'21") = 0.896052497525525
cos(0.47) = cos(26°55'44") = 0.891568288195329
cos(0.48) = cos(27°30'07") = 0.886994922779284
cos(0.49) = cos(28°04'29") = 0.882332858610121
支持0到2π（约6.28弧度）范围内的数值计算，提供相位移动计算、波形对比功能，可同时显示正弦与余弦波形对比图。支持导出结果为JSON格式供科研使用。