采用三维有限元法对矿用隔爆型变压器箱体结构进行了分析，完成了箱体结构的优化设计。
The tank structure of mining flameproof transformer is analyzed by the three-dimensional finite element method. The optimal design of tank has been carried out.
执行机构采用气动薄膜或气缸执行机构的，随阀提供配套隔爆型电？气阀门定位器。
For the actuators with pneumatic diaphragms or air cylinders the matching flame-proof type electric-gas valve positioner shall be provided together with the valve.
介绍了隔爆电机检测系统的组成模块。
And then introduces the building modules of the explosion insulation motor detection system.
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