catalyst injector

• 催化剂喷嘴

catalyst injector的用法和样例：

例句

1. The small lower hole is that for the injector.
   下方小洞用于装喷嘴。
2. A moveable plunger is rigidly attached to the nozzle, and supported in a guide in the lower secion of the injector body.
   一个移动柱塞固定喷嘴上，支撑在喷油器下端的导杆上。