阻火器是用来阻止易燃气体、液体的火焰的蔓延和防止回火而引起爆炸的安全装置。
Hinder firearm to is it prevent flammable gas, liquid flame from spread and prevent flash back but cause safety device of explosion to used for.
阻火器是用来阻止易燃气体、液体的火焰的蔓延和防止回火而引起爆炸的安全装置。
Hinder firearm to is it prevent flammable gas, liquid flame from spread and prevent flash back but cause safety device of explosion to used for.
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