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