swing vane type rotary pump的意思|示意
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摇叶式回转泵
swing vane type rotary pump的网络常见释义
摇叶式回转泵 ... vane type rotary pump 刮板式旋转泵 swing vane type rotary pump 摇叶式回转泵 slide-vane type rotary pump 刮板式旋转泵 ...