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。
Installation of pumps in the region of the explosion, according to the explosion regional levels, using the corresponding explosion-proof motor.
安装在爆炸区域的泵，应根据爆炸区域等级，采用相应的防爆电动机。
The electric motor (or explosion-proof motor) can be mounted on the left or right (noted in the contract).
电动机可安装在左侧和右侧(可配防爆电机)，合同应注明。
The electric motor (or explosion-proof motor) can be mounted on the left or right (noted in the contract).
电动机可安装在左侧和右侧(可配防爆电机)，合同应注明。
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