back breaker

英 ['bæk,breɪkə]

n. 艰苦的工作;工作勤奋的人



双语例句

  1. Research on Simulation of the back commutation in low voltage current-limiting circuit breaker
    低压限流断路器背后击穿现象的数值模拟研究
  2. During the motion process, the stagnation and back commutation occur and worsen the performances of circuit breaker.
    在运动过程中会出现电弧的停滞和后退的重击穿现象,严重降低了断路器的开断性能。