control spring meaning in English
控制弹簧
Examples
- Pressure control spring
压力控制弹簧 - Model sxb 430 book sewing machine adopts stepless change device , central lubricating system , parallel control spring for sewing frame and has safety guards on all moving parts
该机采用无级调速装置，集中润滑系统和订书架的平衡控制，运动部位均设有安全防护罩，故机器运装平稳，噪音低。