It is necessary to measure stratum pressure in the process of developing oil field.
地层压力测量是油气田开发过程中必不可少的工作。
The idea of key stratum pressure is put forward, and the ground pressure is mainly influenced by the breakage of key.
提出主关键层来压的新概念，指出回采工作面矿压显现程度主要受主关键层破断的影响。
The idea of key stratum pressure is put forward, and the ground pressure is mainly influenced by the breakage of key stratum.
提出主关键层来压的新概念，指出回采工作面矿压显现程度主要受主关键层破断的影响。
Considering oil penetrable rate, stratum pressure, liquid pressure, etc, which affect oil well yield, a network model of oil well drifting forecast was established.
在综合考虑了油层渗透率、地层压力、井底流压等对油井产液量产生影响的因素的基础上，建立了基于上述网络算法的抽油井流入动态预测模型。
The conclusion is that the stratum pressure would fall when the temperature increased, and the temperature field has a negative influence to coal-bed methane output.
得出了随着温度的升高煤储层的压力在降低，温度的升高对煤层气的产量有着负面的影响这一重要结论。
It can be found through oil field development process that oil well casings are more and more seriously damaged as oil field water injection pressure and stratum pressure are increased.
通过油田的开发历程可以看出，随着油田注水压力、地层压力的提高，套管损坏井越来越多。
Stratum lithology and reservoir type recognitions are the geological foundation to explain the formation pressure by using logging data.
地层岩性和储层类型识别是测井解释地层压力的地质基础。
Excessive focal pressure developed during the midstance and heel-rise parts of the gait cycle may cause skin loss or hypertrophy of the stratum corneum (callus) over bony prominences.
这样，在步态的中端和足跟抬升期会产生过量的局部压力，可能造成在骨突起部位的脱皮或角质增生。
Especially, the common nature of stratum movement and under ground pressure influence is not grasped and the information base is not built, therefore the blindness exists.
特别是没有突出岩层运动和矿山压力影响这个共同的本质，没有建立相应的信息基础，存在一定的盲目性。
If the water-tight stratum had already existed, what the groundwater pressure distribution regular in it.
若已知存在不透水层，不透水层内的水压力分布规律如何。
The equilibrium between gravity of the upper impermeable stratum and water pressure is a common calculation method for anti-uprush of foundation pit.
在基坑抗突涌分析中，用上覆土层的重力来平衡水压力是一种常用的计算方法。
Because of the effect of the factors such as pressure, temperature, flowing media in stratum, condition of fluid etc, the technique is not mature in theory.
由于在这种井上应用这项技术在理论上目前还尚不成熟，受压力、温度、地层流动介质、流体流态等影响因素很大；
Through similar material simulation the horizontal and vertical stress of arch rock stratum in pressure equilibrium is observed.
通过相似材料模拟，对压力平衡拱处岩层的水平应力和竖直应力的观测。
When the bearing stratum at the tip of bored pile is sandy soil stratum, the method of pile tip pressure grouting can effectively improve the bearing capacity of single piles.
泥浆护壁钻孔灌注桩当桩端持力层为砂土层等非岩石层时，通过桩底压密灌浆能有效地提高单桩承载力。
The vital problems to be solved in Shendong mine are the dynamic pressure damage of thin rock strata roof under thick sandy soil soft stratum and the loss of water and soil under mining.
浅埋煤层薄基岩厚砂土松散层顶板动压灾害和采动水土流失是神东矿区急需解决的重大问题之一。
Steam thermal drive oil is the method in which high pressure steam with suitable dryness fraction is injected into heavy oil stratum.
注蒸汽稠油热采是指稠油开采时向稠油层注入适当干度的高压蒸汽进行原油采集。
Treatment measures in underground stratum reinforcement and open space with pressure to change cutter and tool.
地下处理措施中的地层加固方案和带压开舱换刀方案。
The phenomena described as above, including mechanism of fracturing and the influence of slurry pressure on stratum fracturing, are studied.
以此类现象为研究对象，研究地层劈裂发生、伸展机制及不同泥水压力对地层劈裂的影响。
We did studies about the correlation of logging data and mechanics parameters of stratum by doing experiments so that the theory of fracture pressure and collapse pressure can become practical.
为了使坍塌压力和破裂压力理论变成一项可操作的技术，我们通过室内实验进行了测井参数与地层力学参数相关性研究。
On the other hand, the study on work performance of pressure-dispersive anchor in rock stratum and weak rock stratum especially is not sufficient in the civil geotechnical engineering circles.
另一方面，国内岩土工程界对于压力分散型锚杆在岩层，特别是在软弱岩层中的工作性能所进行的研究还相当少。
This paper, based on studies of the wall rock motion and mining pressure in the mining area, combines the two subjects of the mining rock stratum and the mining pressure into one theory.
本文根据对采场围岩运动、矿山压力研究的实践，把“矿山岩层移动”和“矿山压力”两门学科融为一体。
To avoid water bursting, this paper introduces the technology of grouting in high-pressure water-bearing stratum, which provides feasible experience for tunneling security.
主要介绍了对高压含水层的注浆堵水工艺，为巷道的安全掘进、防止巷道突水提供了可行的借鉴经验。
The excel in low density oil-well cement main solution oil field low pressure, the low seepage, easy to leak the lost circulation question which in the stratum well cementation appears.
高强低密度油井水泥主要解决油田低压、低渗透、易漏失地层固井中出现的井漏问题。
Testing pressure is a bit too big, take place grit collapses easy to bring about a stratum even to collapse, data affecting testing safety and getting the accurate reliable testing.
测试压差过大，容易造成地层出砂甚至垮塌，影响测试安全和取得准确可靠的测试资料。
Testing pressure is a bit too big, take place grit collapses easy to bring about a stratum even to collapse, data affecting testing safety and getting the accurate reliable testing.
测试压差过大，容易造成地层出砂甚至垮塌，影响测试安全和取得准确可靠的测试资料。
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