ZA Zero and Add  零与加

zero and add packed  ZAP语言; 紧缩十进制零与加

amplifier and zero circuit  放大调零电路

Closed Recycling and Zero Discharge  全封闭零排放

Low altitude and zero feet antiaircraft missile  低空超低空防空导弹

low smoke and zero halogen  低烟无卤

low speed region and zero speed  低速及零速

negative and zero sequence components  负序和零序分量

negative-and zero-sequence currents  负序与零序电流

peak and zero points  峰值点和零值点

quadratic pole and zero  实用稳定域; 二次极点及零点

short line and zero-line structure  短线和无线结构

span and zero  量距和零点; 补偿

zero and negative sequence directional protection  零负序方向元件

zero and pole  零极点; 零点和极点

Zero and Subtract  零与减

Zero Voltage and Zero Current Switching  零电压零电流开关

zero voltoge and zero current switch  零电压零电流开关

zero-current and zero-volt-age switching  零电流零电压