discharge capacity of safety valve安全阀: safety valve排放: discharge; blowoff; blowdown ...量: measure capacity叠加的安全阀排放量: aggregate value capacity安全阀排量: relieving capacity of safety valves下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:安全阀排放量，即可在微信中查询翻译
