晓萱在学校发脾气，把钢琴盖关上，夹伤友慧的手指。
Xiaoxuan throws a tantrum at school and causes Youhui's fingers to be hurt.
冲瓶机和灌装机、灌装机和封盖机之间都是通过单独的夹颈星轮连接。
Rinser and filler, filling machine and capping machine is between the neck through a separate clip-wheel connection.
介绍了在数控车床上加工一种硅溶胶铸造阀盖的快速装夹夹具的结构、制造要点和使用效果。
Introduces structure, key points of production and application effect on quick installing clamp on a kind of silicon-sol casting bonnet machined on digital control lathe.
应用推荐