three-roller bit的意思|示意

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三牙轮钻头


three-roller bit的网络常见释义

三牙轮钻头 三牙轮钻头 three roller bit; three-cone bit; three-roller bit; tricone bit; tricone rock bit; trionebit 十字形牙轮 cross cutters .

three-roller bit相关短语

1、 three roller bit 三牙轮钻头

three-roller bit相关例句

In this paper, on the basis of the results obtained from the bench and field tests of the three roller bit, its improving direction is approached.

本文以三牙轮钻头的台架试验和油气田现场试验的效果为依据,探讨三牙轮钻头的改进方向。