spreading bead 中文意思是什麼
spreading bead
解釋
加寬焊道-
The ring - tgpr sintering machines devoloped by us ( as the bead ) were puit, emphasis on spreading by matallurgied minigrty, now spreding in the counting this iga better way to improve xonetition of lbasl purnace rew - matorial in our middle and smell iron and steel enterprises
本人為首研究成功的環型燒結機，是冶金部重點推廣項目，已在國內普遍推廣使用，為我國中小鋼鐵企業改善高爐原料條件創造了極佳的途徑。
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