pressure manhole cover的意思|示意

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压力井盖

pressure manhole cover的网络常见释义

耐压人孔盖 ... 故意压人 piling up 耐压人孔盖 pressure manhole cover 受压人孔 pressure manhole ...

pressure manhole cover相关例句

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。