dianond 中文意思是什麼
dianond
解釋
鉆石-
Theoretical study on temperature rising of the dianond bit
孕鑲金剛石鉆頭工作溫升的理論分析 -
“ dianond " brand ductile iron pipes are peoduced in accordance with the international standard iso2531 or the british standard bs4772, we provide service od zing coating, internal lining of cement and flame plation of bitumen, if required
「鉆石」牌球墨鑄鐵管按照國際標準iso2531 /英國標準bs4772生產，根據用戶需要進行噴鋅、內壁襯水泥、瀝青塗料等服務。
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