... 截锥螺旋弹簧 conical helical spring; conical spring 开大螺旋弹簧open coil spring 拉伸螺旋弹簧 extension coil spring ...
双语例句
1
Spring Retainers are used to locate and center coil springs. Their open design facilitates their use in assemblies.
弹簧护圈是用来定位和集中螺旋弹簧的，它们的开放式设计给它们装配提供了便利。
2
Normally Open: When the coil is energized, the pilot hole closed, the valve chamber and pressurized by the piston return spring throttle thrust, the electromagnetic valve is closed.
常开：当线圈通电时，先导孔关闭，阀上腔由活塞节流孔增压和复位弹簧的推力，电磁阀关闭。
3
When the coil power, the pilot valve by the spring return, pilot hole open, pressure relief valve on the chamber, the piston on the lower chamber medium pressure to promote the solenoid valve open.