Cathode rays are attracted by a positive charge.阴极射线被正电荷所吸引.Cold cathode sensing tubes are more rugged than the glass, hot - filament tubes.冷阴极传感管比玻璃热丝管坚实.Three dispatchers were scanning cathode ray tube displays for inf...
Positioning plate is usually used in fixing the place of anode and cathode plate in electrobath.定位板主要是用来固定阳、阴极板在电解槽中的位置.Three dispatchers were scanning cathode ray tube displays for information.三名调度员正在研究阴极射线管所显示的情报.The h...