emergency vent valve 紧急放风阀
locomotive emergency vent valve 机车紧急放风阀
emergency vent handle 应急解除密封手柄
emergency vent valve detail 紧急放风阀
emergency condenser vent 应急凝汽器出气口
Emergency vent Manhole Cover is a kind of rapid relief-pressure device. Its technical performance, main material and main parts'materialare the same as HXF-HR type breather manholes.
紧急放空人孔是快速泄压装置，其技术性能、主要零部件材料与HXF-HR呼吸人孔相同。
All UL142 tanks supplied by FMC tanks are supplied with the properly sized normal and emergency vent openings to affect the safe venting of tanks in the event of a fire or rapid temperature increase.
FMC罐产品公司供应的所有ul 142双壁罐都配有适当尺寸的正常和紧急通风口，以使罐能够在发生影响或温度上升时安全通风。
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