反冲击消除器齿轮齿隙消除器的英文

back-lash eliminator

• 反冲:    recoil; kickback; ...
• 击:    beat; hit; strike
• 消除:    eliminate; dispel; ...
• 器:    implement; utensil ...
• 齿轮:    cogwheel; gear whe ...
• 齿隙:    backlash; diastema ...