Feem ntau cov stainless hlau txiav hlau txias txhaj tshuaj yog refined los ntawm kev kos duab (stainless hlau xaim), txiav, rounding thiab lwm yam txheej txheem, cov tsos yog ci thiab xeb-dawb, thiab cov duab yuav muab faib ua ntuag, G1 conditioned, G2 conditioned, G3 conditioned.Nws yog siv rau blasting ntawm v ...
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