However, its function was often lost upon the serious circulation loss occurring to the formation with low pressure coefficient and relatively macro fractures.
但对地层压力系数低且裂缝较大的严重井漏往往失去作用。
The current classification schemes for circulation loss zone are hardly suitable for the complicated circulation loss cases which are influenced by many factors.
目前的漏失层分类方案很难适用于错综复杂多因素影响的孔漏情况。
Very severe problems during drilling were circulation loss and borehole collapse because of formation fracture growing, and drilling operation was very difficult.
该气田地层裂缝发育，钻井过程中井漏和井塌问题非常严重，钻井作业十分困难。
This circulation gets moreor less switched off at night when the temperature gradients disappear or reverse, avoiding heat loss and keeping the nest at a roughly constant temperature.
夜间当温度变化消失或是与白天截然相反时，巢内空气循环减弱，有效避免热流失，使得巢穴室温保持稳定。
Poor circulation causes hair loss. - Research shows that medications that increase blood flow to the scalp do not grow hair.
血液循环贫乏导致脱发——研究人员发现增加血液循环的药物并不能使光秃的头皮长出秀发。
Alcohol's benefits to the heart — it can help lower cholesterol levels — may also protect against memory loss by improving circulation to the.
酒精对心脏的好处——可以降低胆固醇——也可以防止记忆力丧失，并改善脑部循环。
It is loss circulation, stop drilling, circulation.
发生井漏，停止钻进，循环观察。
The loss of efficient head of circulation pump in the primary loop of PWR will increase with the increase of resistance coefficient of JetPump under forced circulation.
强迫循环条件下，压水堆一回路主循环泵有效压头的损失随喷射泵阻力系数的增加而增加；
It USES the energy transformation of the loss of winding to the power to form a closed self circulation cooling system without pump.
是靠绕组损耗转化形成的动力进行密闭无泵自循环冷却。
The eucalyptus and clove oils in this preparation boost blood circulation that nourishes the root of the hair and prevents hair loss.
桉树油和丁香油在这个制剂中能促进血液循环，可以营养发根，防止脱发。
At the same time, for the defective legal system of land law, illegal land circulation is very serious, which made great loss to our country.
同时，由于相关法律法规的不完善，土地非法流转十分严重，给国家造成了巨大的经济损失。
It's important that measures should be taken to prevent loss of circulation.
采取措施来防止井漏是十分重要的。
Poor circulation causes hair loss. -research shows that medications that increase blood flow to the scalp do not grow hair.
血液循环贫乏导致脱发——研究人员发现增加血液循环的药物并不能使光秃的头皮长出秀发。
More measures will be taken to prevent loss of circulation.
要采用更多的措施来防漏。
Smooth defecation, slimming & weight loss, prevent dry skin & wrinkled, improving blood circulation & also prevention of skin melanin deposition.
对防治皮肤干燥、粗造及邹纹等有效；改善血液循环，防止黑色素在皮肤内慢性沉积。
The author, with the peculiar viewpoint and identity as a descendant of Zheng he, describes the process of circulation and loss of Zheng he's Genealogy in Yunnan and Nanjing.
本文以郑和后裔独特的身份和视角记述了云南、南京两地郑和家谱的流传历程及丢失经过。
The increase of lobe diffusion angle results in the increase of velocity circulation at the lobe exit section, but it raises the mixing loss and lowers the pressure recovery coefficient.
扩张角的增加可提高速度环量，但是流动混合损失增加，总压恢复系数减小。
The pure polymer gel has low mechanical strength, but the new multi-function composite gel has high mechanical strength, which can control the down-hole loss circulation effectively.
纯粹的聚合物凝胶力学强度相对较低，而新型多功能复合凝胶的力学强度相对较高，能有效的解决井下地层漏失。
After the bridge loss circulation material and rigid inorganic material being added to the gel, the problem of loss circulation caused by super fractures can be solved effectively.
在凝胶中加入桥接堵漏材料和刚性无机材料后，更能有效地解决超大裂缝的漏失问题。
Also not include the consumption for complex circumstance, such as blow-out, loss circulation etc.
也不包括井喷、井漏等复杂情况的材料消耗。
The outer casing packer can be used in the troublesome Wells in which the high pressure gas channeling and the loss of circulation occur, to improve the cementing quality.
套管外封隔器可用于有高压气窜、恶性开漏等复杂情况井的固井，使固井质量有所提高。
The short liner cementing technique can successfully solve some difficult technical problems, such as casing collapse, loss circulation during ultra deep exploratory well drilling operations.
超深探井在钻进过程中出现套管挤毁、井漏而常规封堵无效等复杂问题，影响了下一步正常钻进，短回接尾管固井技术能很好地解决该技术难题。
As well leakage accidents caused serious harm and economic loss. Domestic and foreign experts and scholars have been working on how to prevent and deal with the problems of lost circulation.
由于井漏事故造成的危害严重、经济损失巨大，国内外专家学者也一直致力于如何预防和处理井漏问题的研究。
In the exploitation process of Tahe oilfield, the phenomena of "blowout following loss circulation" appear for some oil Wells during work-over job.
前言：在塔河油田开发生产过程中，个别油井在修井作业中出现先漏后喷的现象。
In the exploitation process of Tahe oilfield, the phenomena of "blowout following loss circulation" appear for some oil Wells during work-over job.
前言：在塔河油田开发生产过程中，个别油井在修井作业中出现先漏后喷的现象。
应用推荐