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1·The mechanical block system for combined vacuum electromagnetic starter with multiple quick open-door is presented.

介绍了多个快开门组合真空电磁起动器的机械闭锁装置，对两种机械闭锁装置优缺点作了对比分析。

2·This paper introduces the developing, producing, advancing situation and variety, market and technical tendency of FUJI electromagnetic starter.

文章介绍了富士电机电磁起动器的开发、生产情况及市场和技术动向。

3·The paper develops and designs BQC-25 flameproof portable electromagnetic starter for mine in view of the problems of similar starter occurred for use underground coal mine.

针对原矿用隔爆型手提式起动器在井下使用中的所存在的问题，本文开发设计了BQC-25矿用隔爆型手提电磁起动器。

4·The paper introduces the working principle, control, protection and related performance of QJZ—400/1140(660) mine flameproof and intrinsically safe vacuum electromagnetic starter.

介绍QJZ—400/1140（660）矿用隔爆兼本质安全型真空电磁起动器的工作原理、控制、保护及相关性能。

5·This paper introduces the design method for a kind of the explosion-division intelligent electromagnetic starter specially used in the fans of the underground coal mining district.

介绍了一种煤矿井下对旋式风机专用隔爆型电磁启动器的设计方法。