lifting screw
... key lifting Nude screw 键升降螺杆 lifting screw rod 升降螺杆 screw lifting support 螺旋杆式升降支架 ...
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键升降螺杆 [机] key lifting screw
机台升降螺杆 table elevating screw
阀杆升降螺母 Stem nut
主锯片升降采用螺杆，螺母结构，平稳可靠。
With the main blade lifting screw, nut structure, stable and reliable.
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螺旋千斤顶：采用螺杆或由螺杆推动的升降套筒作为刚性顶举件的千斤顶。
Screw jack: Uses the screw rod or the fluctuation sleeve which impels by the screw rod goes against as the rigidity lifts a hoisting jack.
应用推荐
模块上移
模块下移
不移动