基本解释调压阀英汉例句双语例句This is the air-actuated poppet valve that will serve as the ballast tank blow vent .这是空气驱动锥阀将充当压载水舱的打击，发泄。air-vent valve更多例句词组短语短语air -vent valve detail 空气活门two -way air vent valve 双向通气阀air-vent valve更多词组专业释义机械工程通气阀喷气孔阀排气阀气动调压阀放气阀