查询词典 drill

Results showed that the MnS inclusion wasn't in accordance with standard, and there were lots of corrosion pits and mechanical defects at root and flank, which would damage the drill collar box.

摘 要：通过宏观分析、力学性能测试、化学成分分析、金相组织和微观断口分析，对某井发生的钻铤内螺纹接头横向开裂失效原因进行分析。

The bottom hole assembly failure caused by drill collar thread usually occurs during the air drilling.

在空气钻井中，经常发生由钻铤螺纹断裂引起的下部钻具组合失效事故。

Fit the rig tongs with the correct jaws for the drillpipe tool joint or the drill collar.

使用适合钻杆接头或钻铤的合适钳头，使用后，安全锁定弹簧要归位。

The obtained Green′s function is applied to numerical modeling of electromagnetic wave resistivity MWD instrument, and the influence of the drill collar, the borehole-correction method, the radial characteristics of investigation and the vertical resolution of the tool are analysed.

用上述Green函数对随钻电磁波电阻率测量仪器进行数值模拟，分析了钻铤的影响规律、井眼校正方法、仪器的径向探测特性和垂向分辨率。

Drill rod collar position detector set hardware circuit design In the petroleum drilling process, the ejection controller played the seal well head role.

钻杆接箍位置检测装置硬件电路设计摘要：在石油钻探过程中，防喷器起到了密封井口的作用。

I'm going to drill a hole in the wall.

我要在墙上钻一个洞。

First thing you want to do is drill a pilot hole in the right location.

第一件事，你想要做的就是钻一个先导孔在正确的位置。

We will have to drill a hole of 1.4 millimeters.

我们必须要钻一个1.4毫米的孔。

Today our work is to run in hole with drill pipes.

今天我们的工作就是下钻。

Another thing,we'll have to drill a hole in the wall for the electric wires.

还有一件事，我们将不得不为电线在墙里面钻一个洞。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷