make-and-break
英 [meɪk ənd breɪk]
美 [meɪk ənd breɪk]
接与断（电路）；先接后离；断续；闭开
双语例句
- Isolating switch and make-and-break switches
隔离开关和通断开关 - MECHANICAL AND ELECTRICAL LIFE: 10,000 make-and-break cycles at full load, each circuit.
机械，电气寿命：10000使通断满负荷周期，每个电路。 - They were one-cylinder and two-cylinder engines, and some were make-and-break and some were jump-spark, but they all made a sleepy sound across the lake.
那些是一缸或两缸发动机，打火方式有些是通断式，有些是跳跃火花式，但在湖上制造出的，都是种催人入眠的声音。 - It can sustain the make-and-break tests and electrical lifetimes in the air circuit breakers and SF6 breakers.
在空气断路器、SF6断路器上得到使用，能满足使用要求。 - With the development of the science technology, the capacity of generator unit keeps increasing, devices with large power load are becoming more and more, the impact of their make-and-break at electric meshwork is very visible.
随着科学技术的发展，发电机组的单机容量不断增加，大功率负荷设备也越来越多，他们的投切对电网的影响越来越明显。 - The status identification circuit and the make-and-break electrically controlled system electric circuit has composed the intelligence switching circuit.
身份识别电路和通断电控制电路组成了智能开关电路。