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这些泵有多种配置-垂直,水平,或任何夹角,罐装或封闭。
These pumps have multiple configurations - vertical, horizontal, or any Angle in between, canned or enclosed.
youdao
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这些泵有多种配置-垂直,水平,或任何夹角,罐装或封闭。
These pumps have multiple configurations - vertical, horizontal, or any Angle in between, canned or enclosed.
youdao