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