... screw kneader 螺旋捏跟机 screw kneading machine 螺旋捏和机 screw lift mixer-settler 螺旋升液混杂沉降器 ...
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... screw key 螺丝扳手 screw kneader 螺旋捏和机 screw kneading machine 螺旋捏和机 ...
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screw kneading machine
screw kneader
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