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