outside admission的意思
outside admission的短语
1、 outside admission valve 外进汽阀
2、 outside admission piston valve 外进气活塞阀
3、 valve gear for outside admission 外进式阀动装置
1、 outside admission valve 外进汽阀
2、 outside admission piston valve 外进气活塞阀
3、 valve gear for outside admission 外进式阀动装置