spring diaphragm

diaphragm ... split diaphragm 拼合隔板 spring diaphragm 弹簧膜 stellate diaphragm 星状隔膜 ...

直角三角形_馆档网 ... "弹簧挠度,弹簧变位"," spring deflection" "弹性隔膜"," spring diaphragm" "弹簧螺膜"," spring die" ...