valve seating

• 磨阀

valve seating的用法和样例：

例句

1. Every one passes the tp that strict technology tests, adopt the wear-resisting valve core.
   每一个都经过严格技术测试的龙头，采用磨阀芯。
2. As the camshaft rotates, the lobe, or high spot of the cam, pushes against parts connected to the stem of the valve.
   当凸轮轴旋转时，凸轮凸起的或者高点的位置，推动气门座。
3. Flat seating faces for low and medium pressures.
   适用于中低压力的平面阀座表面。
4. Thoroughly clean the seating area.
   彻底清洗阀座表面。