工组质

为了保证您使用的需要，在您订货时请详细说明：阀门类型、工作压力和规格、零件材质、使用介质和温度，管路法兰连接标注，法门驱动类型。

XYZ16稀油润滑站工作介质:N22～N460液压工业齿轮油或其它机械润滑油。

writing pen ；manufacture by non-cutting metal working

sterile working

making countersinks, counterbores by means of electrochemical metal working

working temperature

power plant using vaporous industrial gas as working fluid

real-time working ratio【计】

socially necessary labo(u)r time【劳经】;socially necessary working time【劳经】;

attaching closure devices in the working of paper