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。
Pump installed in the blast area should be based on an explosion regional levels, using explosion-proof motor.
应急机构仍然在评估爆炸损失，工作人员在爆炸区域寻找生还者。
Emergency services were still trying to assess the scale of the attack, combing offices in the area in the search for more victims.
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。
Installation of pumps in the region of the explosion, according to the explosion regional levels, using the corresponding explosion-proof motor.
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