steam jet pump

常見例句

雙語例句

• A kind of multistage steam-water jet vacuum pump applied to the chemical, pharmaceutical and grease industries is described.
  敘述一種多級(jí)汽水組郃射流真空泵的開發(fā)與研究和在石油化工、制葯、油脂等行業(yè)中的應(yīng)用。
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