Dab tsi yog peb lub lag luam loj ntawm tungsten carbide khoom tam sim no? Hard alloy qhov chaw nyob hauv tsheb, kev kho mob, lub zog tshiab, koj puas ntseeg nws? Koj puas paub nws? Thov cia kuv qhia rau koj hnub no. Nws yog tsuas yog siv nyob rau hauv automotive teb. Tom qab molding, sintering, hlau los yog alloy pow ...
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