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Kev tsim khoom thiab kev ua haujlwm ntawm nyias-walled Leaded Brass Tubes thiab lwm yam
Taw qhia Cov pas nrig tooj dag tuaj yeem ua rau ntau yam sib sib zog nqus thiab khoov cov ntsiab lus xws li pins, rivets, washers, 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 ...
