Xov Xwm Kev Lag Luam
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Cov Teeb Meem thiab Kev Daws Teeb Meem ntawm Tundish Refractory Configuration
Cov teeb meem feem ntau hauv kev siv cov khoom siv refractory tundish, qee qhov yog cov teeb meem zoo ntawm cov ntaub ntawv lawv tus kheej, thiab qee qhov yog cuam tshuam nrog kev tsim kho qhov chaw, yuav tsum tau soj ntsuam thiab tshuaj xyuas kom zoo. Yog li ua raws li kuv thiab nrhiav cov teeb meem thiab kev daws teeb meem ntawm tundish refractory conf...Nyeem ntxiv