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