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石油鑄井是什麼

發布時間: 2025-05-22 10:17:45

Ⅰ 石油鑽探用的鑽頭是什麼做的

鋼材呀，其實按照牙輪鑽頭、PDC鑽頭、取芯鑽頭及球磨鑽頭等分類，均是由不同配件鑄造和組裝而成的。

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