全部

1·The paper presents configuration and operating principle for noncontact tapping switch that can on-load regulate voltage automatically.

文章介绍一种新型的无触点有载自动调压分接开关的构成和工作原理。

2·Press tapping switch factory was established in 1991, so far has been 20 years of history, mainly to produce various types of switches.

按动轻按开关厂成立于1991年，迄今已有二十年的历史，以生产各类开关为主。

3·The Tapping switch damaged of a main transformer which power is 370MVA was analyzed, the handling process the measure of preventing accident were provided.

对一起370MVA主变压器分接开关损坏的原因进行了分析，介绍了处理经过，提出了反事故技术措施。