pheumocomsis of welder
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- roller cold pilgering mill
- polymorphism
- bush,bushing
- lapped T-joint;flanged T-joint
- fire end
- threee-strand continuous casting machine
- oxyacetylene torch
- lacquerware
- ground chamotte
- inoculant alloy
- austenite region
- sullage head
- moisture
- ampangabeite
- pattern metal
- steckel mill
- continuous strip mill
- casting powder
- mixed scrap
- continuous operation