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