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oil circuit breaker
avia. 滑油断电器; 滑油电路断路器开关
geophys. 油路断路器
hydroel.st. 油断路器; 油开关
space 油浸断电器; 油浸断路开关
tech. 油浸断路器
oil circuit breaker
: 39 phrases in 5 subjects
Electric machinery3
Electronics12
Hydroelectric power stations4
Rail transport3
Technology17