2) switching threshold current
切换阈值电流
3) allowable switching current
允许切换电流
4) AC-DC conversion
交直流电源切换
1.
According to the temporary technical specifications of the DC remote supply system of PAS cell station by Chinese telecommunication group,the key technical problems that are the DC-DC power,the multiplex unit,the protection of the touched power line and AC-DC conversion circuit when the multiplex ISDN signal line transmits the electricity.
描述了小灵通基站电源存在的问题及业界的一般解决方案,并结合《中国电信集团公司小灵通基站直流远供系统技术规范》(暂行)的要求,指明了复用ISDN信号线路进行电力传输时需要解决的关键技术难点:DC-DC电源、复用单元、电力线碰触防护、交直流电源切换单元。
5) heavy relay
大电流切换继电器
6) jet flow alternation
射流切换
补充资料:标准冲击电流波形(见冲击电流发生器)
标准冲击电流波形(见冲击电流发生器)
standard impulse current wave form
blaozhun ehonglld}0n4一u box]ng标准冲击电流波形(standard impulse currentwave form)见冲击电流发生器。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条