When using valvenozzle for easy drain, please insert nozzle into the sealing cap and screw the cap onto the discharge valve with gasket and tighten it.
如使用阀门接管，请将其连同垫圈套在螺纹盖中，拧回放料阀并拧紧。
2
A novel piezoelectric type nozzle flapper hydroelectric servo valve was developed and its control method was researched.
提出了一种新型压电晶片型喷嘴挡板式电液伺服阀，并对其控制方法进行了研究。
3
We supply the diesel part such as nozzle, plunger, D/valve, turbo charger.