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- the borehole televiewer 全景式彩色电视检测
- This paper gives a brief description of the principle of the borehole acoustic televiewer survey as well as the related technique and deals with the data interpretation. 可根据工程的需要,提供多种综合分析图件,为大型工程的地基基础的地质结构分析、评价提供可靠依据,在香港开展的工程中使用了钻孔超声波成像,取得较好的效果。
- This paper gives a brief description of the principle of the borehole acoustic televiewer survey as well as the related technique and deals with ... 可根据工程的需要,提供多种综合分析图件,为大型工程的地基基础的地质结构分析、评价提供可靠依据,在香港开展的工程中使用了钻孔超声波成像,取得较好效果。
- According to the existed geological data and the results of the discontinuty measurement by Borehole televiewer, Li-shan colluvial deposits may be formed by large-scale hillslope creep. 根据过去地质资料以及孔内造影之不连续面位态资料统计结果推论,梨山崩积地区可能为早期大规模山坡潜移破坏所造成。
- borehole teleview logging apparatus 井下电视测井仪
- 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。
- 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。
- At the bottom of a deep well, the borehole might be 8 inches (20 centimeters) in diameter. 在深井的底部,钻孔的直径可达8英寸(20厘米)。
- And returns to the surface in the space between the drill pipe and the wall of the borehole. 然后通过钻杆和钻孔壁之间的间隙返回至地表。
- The borehole must be drilled at correct place, and the gas pressure will be relieved. 没有卸不了压的瓦斯,只有打不到位的钻孔。
- Some technical measures to increase flow of water in the borehole are analyzed in the light of hydrogeology. 同时,从水文地质学角度剖析了提高钻孔涌水量所能采取的技术措施。
- During the open and shut in period of a gas well, the gas flow within the borehole changes into transient flow. 气井开、关井过程中,井筒内气体的流动为瞬变流动,气体的压力、温度等流动参数是井深和时间的函数。
- The software RFPA is used to simulate the borehole burst, and to validate the critical pressure. 用RFPA软件对煤样钻孔冲击进行了数值模拟研究,验证了钻孔冲击试验得出的临界压力。
- Shear wave logging tools use dipole radiation in the borehole to generate flexural waves in formation. 针对高频散的挠曲波,将基于模拟退火的优化方法引入阵列偶极子测井资料处理中,以得到横波时差。
- The borehole breakout is most believable one among many methods of measuring stress orientation. 测量应力方向的多种方法中,目前应以井壁崩落给出的结果最为可信。
- Reinvasion is mainly evident when the borehole fluid type is different from the dominant fluid type in the formation. 当井内流体类型和地层中主要流体类型不同时,二次侵入才非常明显。
- When the fluid stops moving it forms a thick gel that suspends the rock cuttings and keeps them from sinking to the bottom of the borehole. 钻井液停止流动后,就会形成一种粘稠的凝胶体,这种凝胶体可使岩石钻屑悬浮在其中,从而防止它们沉入钻孔底部。
- Researched geology data, I found the borehole enlargement rate is large when some complicated agential is contained in formation. 统计数据表明,包含这些复杂因素的地层井眼扩大率都比较大。
- The borehole falling and hydraulic fracture during drilling have a close relation with the distribution of stress field. 钻井过程中井眼跨塌、水力压裂裂缝的形成与应力场的分布有十分密切的关系。
- To pump fluid through the whole active fluid system, including the borehole and all the surface tanks that constitute the primary system. 通过整个主动的流体体系泵送流体,这一系统包括井眼和所有构成主要循环系统的地面罐。
