- Kelvin-Varley slide
- 开尔文-瓦利滑动电阻
English-Chinese electricity dictionary (电气专业词典). 2013.
Kelvin-Varley slide
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Wheatstone bridge — A Wheatstone bridge is a measuring instrument invented by Samuel Hunter Christie in 1833 and improved and popularized by Sir Charles Wheatstone in 1843. It is used to measure an unknown electrical resistance by balancing two legs of a bridge… … Wikipedia
