air break switch 空气开关 ; 空断开关 ; 气断开关 ; 空气开关空气断路开关
quick break switch 快断开关 ; 急断开关 ; 速动开关
field break switch 励磁中断开关 ; 励磁开关
air-break switch 空气断路开关 ; 空气开关
horn break switch 角形开关
oil break switch 油开关
double-break switch [电] 双断开关 ; 双刀开关 ; 双断裂关 ; 双断路开关
single-break switch [电] 单断开关
multi-break switch 多断开关
It is provided with L and N double-break switch and power indicator lamp.
零、火线双断开关设计,配有电源指示灯。
Introduces the load-break switch monitor system of OCS in Liupanshui railway conjunction, offers methods and precautions for its installation and commissioning.
介绍了内昆线六盘水枢纽接触网负荷开关监控系统,并结合该系统给出了其安装调试的方法及注意要点。
But viruses know their hosts well-they can break into cells undetected, switch off alarm systems, and undermine the cell's authority in deciding which genes get expressed.
但是,病毒知道他们的宿主- - -它们可以不被发现的侵入细胞,关掉警报系统,削弱细胞决定自身基因表达的权威。
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