分析了双头双螺杆泵密封腔的密封原理。

The sealing principles of the twin screw pump are analyzed.

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双螺杆泵为一种双吸式非密闭的双螺杆泵。

Double screw pump is a kind of double suction not airtight double screw pump.

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双螺杆泵还可干转。

Twin-screw pump can also be dry transfer.

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介绍了双螺杆泵各类型面设计的计算机设计程序。

The computing procedure of all profiles design for double screw pump has been.

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介绍了双螺杆泵各类型面设计的计算机设计程序。

The computing procedure of all profiles design for double screw pump has been.

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