The single tooth cutting course of a PDC drilling bit is studied. The research is of great significance for improving PDC drilling bit design.
为了改进PD C钻头设计，在全尺寸试验的基础上，对PD C钻头单齿切削过程进行了试验研究。
The drilling unit is made of a very strong structure containing the single drilling spindles which run in perfectly ground bronze cylinders (sleeves).
钻头单元由一个强有力的包含单一钻锭的结构组成，钻定运行在完美的青铜圆柱（袖套）面上。
Because lathes also can do drilling and reaming, their versatility permits several operations to be done with a single setup of the workpiece.
由于车床还可以用来钻孔和铰孔，车床的多功能性可以使工件在一次安装中完成几种加工。
The deterministic method is to predict the reservoir using the data from a single well, such as the drilling data, seismic data, horizontal well data and so on.
确定性方法主要是应用单井的钻井资料、地震资料、水平井资料进行储层的预测。
Single pass drilling apparatus, use a one-piece drill bit, method and rock bolt for single pass rock bolting.
单通道钻孔装置，整个钻头的使用，用于单通道岩石锚固的方法和岩石锚栓。
The paper introduces a program design of operating system for drilling mechanism composed by single chip computer.
介绍了应用单片机构成的一种钻进机构操作系统的程序设计。
In this paper, a monitoring system of drilling process by using a McS-51 single chip computer is described, and the working principle, hardware and software are given.
本文介绍了一种用MCS—51单片机实现的钻削过程故障监测系统，给出了系统的工作原理、硬件结构及软件设计思想。
The general drilling depth system is composed of a single-chip microcomputer, a personal computer, hardware and software.
用单片机和微机共同构成的通用钻井深度系统由硬件和软件组成。
During a drilling operation, as many as 600 samples may be taken from a single well.
在钻井作业过程中，一口井中可能需要采集多达600个样品。
Therefore, it is necessary to develop a new type of 16 hole single working position combination drilling machine.
根据实际需要，研制出了16孔单工位组合钻床。
Therefore, it is necessary to develop a new type of 16 hole single working position combination drilling machine.
根据实际需要，研制出了16孔单工位组合钻床。
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