• The pump barrel of the hand-press pump is arranged in a liquid medicine box, and the pressure storage barrel is usually arranged at the outer side of the liquid medicine box.

    手压泵的泵筒设置在药液箱里,手压泵的储压筒一般设置在药液箱外。

    youdao

  • The pump barrel of the hand-press pump is arranged in a liquid medicine box, and the pressure storage barrel is usually arranged at the outer side of the liquid medicine box.

    手压泵的泵筒设置在药液箱里,手压泵的储压筒一般设置在药液箱外。

    youdao

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