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