The characteristics of the early signal in TEM affected by self-induction of multiturn coil 多匝回线的自感对瞬变电磁早期信号的影响特征
The programmable multiturn rotary testing machine with multipurpose development by means of stepper motor and microcontroller, which can do mechanic life trials for many kinds of sample, is introduced. 介绍了用单片机及步进电机研制出具有多种用途的可编程多圈旋转试验机,能进行多种试验样品的机械寿命试验。