pattem screw
相关英语词汇推荐
- sullage head
- moisture
- mixed scrap
- lacquerware
- roller cold pilgering mill
- austenite region
- steckel mill
- continuous operation
- polymorphism
- bush,bushing
- inoculant alloy
- casting powder
- ampangabeite
- continuous strip mill
- threee-strand continuous casting machine
- lapped T-joint;flanged T-joint
- fire end
- oxyacetylene torch
- ground chamotte
- pattern metal