The motor construction shall be of explosion proof.
电机结构应该具有防爆保护。
Pump installed in the blast area should be based on an explosion regional levels, using explosion-proof motor.
安装在爆炸区域的泵，应根据爆炸区域等级，采用防爆电动机。
This topic develops for country 863 plans projects "explosion-proof rare earth permanent magnetism synchronous motor".
本课题结合国家863计划项目防爆稀土永磁同步电动机而开发。
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