多功能计算器。可计算电机负荷计算，色环电阻值计算，电气设备容量计算，微分计算等。-Multi-function calculator. Calculate the electrical load calculation, color ring resistor values, the capacity of electrical equipment, the differential calculation.

计算异步电机各种电气参数，如定子电阻，转子电阻，转子电感，定子电感等-ji shan yi bu dianji dian qi can shu

单片机采集两组光敏电阻的阻止，计算电阻差值，以控制步进电机动作，调整x，y轴，使太阳能电池板始终与太阳光垂直，使太阳能板达到最大光效。(Single chip microcomputer collects two groups of photosensitive resistors to prevent and calculate resistance difference, so as to control stepper motor

计算永磁同步电机三相电阻，很方便，只要输入绕组参数就可以(resistance; electric resistance)