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Kev tsim khoom thiab kev ua haujlwm ntawm Thin-walled Leaded Brass Tubes thiab lwm yam
Taw qhia Cov pas nrig tooj dag tuaj yeem ua rau ntau yam sib sib zog nqus nqus thiab khoov kev ntxhov siab xws li pins, rivets, ntxhua khaub ncaws, txiv ntseej, conduits, barometers, cov ntxaij vab tshaus, radiator qhov chaw, thiab lwm yam. , zoo welding thiab weldability, corrosion kuj, dav siv nyob rau hauv ntau tooj dag.Cov khoom ...
