- 1. 升降螺杆: lifting screw rod
... 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 ...
dict.youdao.com - 2. 键升降螺杆: key lifting screw
dict.youdao.com - 3. 机台升降螺杆: table elevating screw
dict.youdao.com - 4. 阀杆升降螺母: Stem nut
dict.youdao.com
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