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