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- Being a deformation measurement with high resolution, borehole tiltmeters should be installed far away from disturbance sources as far as possible. 摘要作为一种高精度的形变观测,钻孔倾斜观测点必须尽可能避开干扰源。
- borehole tiltmeter 钻孔颂斜仪
- The quality of borehole directly influences the effect of blasting. 钻孔质量的好坏,直接关系到爆破效果的优劣。
- Borehole fluid holdup defines what type of reinvasion occurs. 井内流体持率决定发生二次侵入的类型。
- The application conditions and methods of using the tiltmeter are described. 对仪器使用中的工作环境和数据处理等问题进行了讨论。
- A borehole image of rock layers indicating an underground point bar. 指示某地下曲流沙坝的一幅岩层钻孔图像。
- Borehole magnetic technique has been widely used in geology and CCSD. 井中磁测技术在地质、大陆钻探等方面都有广泛的应用。
- A new method for measuring the borehole water holdup is given in this paper. 论述了一种新型的油井持水率测定方法。
- Borehole hydromining is a kind of safe and efficient new mining method . 钻孔水力采煤是一种既安全、又能极大地提高资源利用率的新的采矿方法。
- The acoustoelectric effect of rock is investigated with experimental method in model borehole. 在模型井中对岩石的声电效应进行了实验研究。
- A PRELIMINARY ANALYSIS ON TEST OBSERVATION DATA FOR THE HORIZONTAL TILTMETER AT SUNAN STATION? 肃南台水管倾斜仪试记资料的初步分析?
- Orientation is very important for a seismometer, whether it is installed on surface or in borehole. 摘要无论地震计在地表或是井下使用,都必须精确定向。
- A biaxial vertical pendulum tiltmeter, and its structure, component and principle, is introduced. 介绍了一种适用于大坝监测的双轴垂直摆倾斜仪的结构、组成和工作原理。
- Using tiltmeter arrays and GPS technology for continuous real-time monitoring of dams is an advanced method. 采用倾斜仪阵列和GPS技术对大坝进行连续实时监测是一种先进的观测手段。
- The results show that tiltmeter has responded to reservoir impounding,especially in the detail layers of long period. 结果显示:水管倾斜仪对蓄水效应有较好的响应,主要在数据的长趋势项(周期稍长的细节层)有反映;
- Tiltmeter mapping results indicate that majority of re-fracture treatment wells appear fracture reorientation. 侧斜仪绘图结果显示,大多数重复压裂井都出现了裂缝重新定向。
- In this paper, a case history of the application of tiltmeter system to monitor the stability of tunnel is introduced. 本文介绍倾角计测斜系统在隧道稳定性临测中的应用例。
- In modern logging several different kinds of measurements are taken simultaneously in a borehole. 现代测井操作在一个钻孔中同时进行多种不同的测量。
- The priority is on keeping the exposed rock formation in the borehole stable while avoiding the loss of drilling fluid. 此时的重点是要保持钻孔中裸露岩层的稳定,同时还要避免钻井液流失。
- Point bars modeled in a North Texas gas field on the basis of borehole and seismic images. 根据钻孔和地震图像建立的德克萨斯州北部某气田中的曲流沙坝模型。