断开关 meaning in English

break contact

Railway fixed equipment . inner disconnectors and switch disconnectors for 750 , 1500 et 3000 volt direct current tractions systems . characteristics and tests
铁路固定设备.电压为750 1500和300v直流电牵引装置用内部断路分断开关和分断开关.性能和试验
It is provided with many protective functions , such as permitting to open and shut the box door and pull out the insertion only after separating the switch ; so it can prevent from any of wrong operations
本厂插接箱具有必须分断开关，方可打开、关闭箱门及拔出式插入的防护功能，其性能可防止一切误操作行为。
Plasma erosion opening switch ( peos ) is a critical device used in the pulsed power apparatus for modern radiation physics and inertial confinement fusion research . there is no perfect theoretical description or model for pegs presently , and the switching phenomena differ from system to system . in addition , there is still much to do for the improvement of performance
等离子体融断开关( peos )是现代辐射物理和惯性约束聚变等研究领域中脉冲功率技术的关键部件之一，其工作机理目前尚无完善的理论解释和物理模型描述，实验现象因装置的多样性而差别较大，开关性能则有待进一步的提高。