Fig. 5: Most tarnished spring after corrosion test and not tested springpin for reference.
图5：腐蚀试验后大部分有痕迹的弹簧和没做过试验弹簧引线对比。
2
The utility model is composed of a percussion device body, a piston, a percussion spring, a limiting pin, a shutter, a shutter torsion spring, a shutter pin, a torsion springpin, etc.
它由击发器体、活塞、击发簧、限位销、活门、活门扭簧、活门销、扭簧销等部件组成。
3
Spring, like hairs, like a flower pin, like filaments densely twill weave.