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