内外两部分之间通过钻孔壁温耦合连接。
The inside part and outside part are combined with the temperature of borehole wall directly.
然后通过钻杆和钻孔壁之间的间隙返回至地表。
And returns to the surface in the space between the drill pipe and the wall of the borehole.
实验结果表明：1）在周期性脉冲热流的作用下，钻孔壁温度呈周期性震荡并逐渐升高；
The results show that:1)Under a periodical pulsed heat generation, the temperature of borehole wall has a fluctuant rising tendency;
钻孔倾斜仪由于监测深度大、监测点连续性好及监测可靠性高，已成为一种主要的基坑壁变形监测手段。
Due to the great depth, good continuity and high reliability of monitoring, bore inclinometer becomes a main monitoring measure for the deformation of foundation pit walls.
采用组合钻具进行跟管钻进，通过随钻跟入的套管保护孔壁，解决因钻孔垮塌导致钻探效率和岩心采取率低等技术难题。
The problems of low drilling efficiency and low core recovery due to borehole collapse were solved with pulling in casing while drilling through using combined BHA with casing.
基于光学技术的钻孔摄像设备能以照相胶片或视频图像的方式直接提供钻孔孔壁的图像。
Borehole cameras are devices based on optical techniques to provide direct images of boreholes in the form of film or video.
重点介绍了位于长江主航道上武汉长江二桥斜拉桥主塔墩基础双壁钢围堰及钻孔桩的施工。
Construction of bored piles in steel cofferdam as pylon foundations in main channel for the SecondChangjiang River Bridge in Wuhan is emphatically recounted.
表明孔壁粗糙度越大，相应的桩侧阻力就越大，从而提高钻孔灌注桩的承载力。
The result shows that bigger hole coarsenesses have bigger side pile resistance so as to improve the bearing capacity of bored - pile.
在长壁工作面通过的过程中，地面垂直钻孔可能随岩层移动而发生破坏。
During overlying rock strata being fractured, the surface gas drainage boreholes may be damaged due to ground movement.
提出了一种测定深部岩体地应力的新方法——钻孔局部壁面应力全解除法。
A new goestress measurement method, called local borehole-wall complete stress relief method(LBWCSRM), is proposed in this paper.
在本发明方法中，在一个第一方法步骤(21)中测量该构件在要设置钻孔的那个位置上的实际壁厚。
In the case of the method according to the invention, in a first method step (21) an actual wall thickness of the component is measured at the location at which the drilled hole is to be introduced.
用数字钻孔摄像孔壁展开图上破碎区域面积占图像总面积的百分比可定量描述破碎程度。
The quantitative description of fractured zone with borehole wall unrolled images was studied; it is indicated that the percentage of image area is also applicable for fractured zone grading.
将面板底面避开LED位置钻孔用螺丝固定再安装壁面上，按设计之板安装好，并将每个字的线头固定好。
Second, the bottom panel of the surface to avoid led drilling hole position is fixed by the screw to install wall on, installed according to the design of plate and fixed thread on each word.
孔底沉渣少，孔壁受泥浆影响和冲刷小，钻孔质量优秀率高，能够满足各种类型的基桩要求。
It produces little settlements at the bottom, less disturbance and erosion of mud to the walls. It provides a high rate of quality boreholes and meets requirements of various foundation piles.
研究了埋管出口流体温度、钻孔瞬时平均壁温、单位长度吸热量以及距钻孔一定距离处土壤温度分布随运行时间的变化规律。
Obtains the variety patterns of outlet water temperature, transient borehole wall temperature, heat exchange capacity per length and temperature distribution in certain distances from the pipe.
结果表明铜壁高的导热性能和钻孔工艺对高炉长寿意义重大。
The results prove fatherly that the use of copper cooling stave has great significance to the longevity of blast furnace because of the excellent heat transfer capability of copper …
结果表明铜壁高的导热性能和钻孔工艺对高炉长寿意义重大。
The results prove fatherly that the use of copper cooling stave has great significance to the longevity of blast furnace because of the excellent heat transfer capability of copper …
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