... 不易探索的领域螺旋泵;labyrinth screw pump 密闭式螺杆泵;airtight screw pump 密闭式螺杆泵;hermetic screw pump ...
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... 不易探索的领域螺旋泵; labyrinth screw pump 严密封闭式螺杆泵; airtight screw pump 严密封闭式螺杆泵; hermetic screw pump ...
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... 迷宫螺旋泵； labyrinth screw pump 密闭式 螺杆泵； airtight screw pump 密闭式 螺杆泵； hermetic screw pump ...
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airtight screw pump coupling 密闭式螺杆泵联轴器
Screw pump body and at the same time, each other between the screw and screw and form a sealed chamber, ensure airtight, otherwise there may be liquid backflow from the gap.
同时螺杆与泵体、螺杆与螺杆间又相互形成密封腔，保证密闭，否则就可能有液体从间隙中倒流回去。
At the same time with the screw pump, screw and screw with each other form a sealed cavity between one another to ensure airtight, otherwise there may be liquid from the gap in the back to go back.
同时螺杆与泵体、螺杆与螺杆间又相互形成密封腔，保证密闭，否则就可能有液体从间隙中倒流回去。
Double screw pump is a kind of double suction not airtight double screw pump.
双螺杆泵为一种双吸式非密闭的双螺杆泵。
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