The research results can direct the detection of damage zone and support optimal design.
研究成果对损伤区的检测和支护优化设计具有指导意义。
The reference heights of casing shoes are proposed with the evolution process of damage zone.
根据流变过程中围岩损伤区的演化过程,给出了套管鞋高度的参考值。
The calculated results coincide with damage zone sizes estimated by means of WEK fracture model.
其结果与WEK断裂模型所估计的损伤区尺寸颇为一致。
The damage zone distribution is described by PFC. The local damage and damage extent are also analyzed by PFC.
最后利用PFC描述了损伤区的分布,分析了损伤局部化特征和损伤程度的变化。
The induced stress of initial damage zone results in the redistribution of surrounding rock stress when the micro-crack closes after hydraulic fracture.
水力压裂后,当微裂缝闭合时初始损伤带的诱导应力导致围岩应力重新分布。
When the tunnel is excavated, the surrounding rock will be damaged and the damage zone will be formed around the profile where the acoustic velocity will weaken.
隧洞开挖以后围岩会出现损伤,并在洞周形成开挖损伤区,在损伤区范围内声波波速会出现衰减。
It was researched that all kinds of jamming modes affected the damage zone for ground-to-air missile weapon system in modern complex electromagnetism environment.
研究了现代复杂的电磁环境下各种有意干扰对地空导弹武器系统杀伤区的影响,主要包括有源压制和无源压制干扰对武器系统杀伤区的影响。
High seepage pressure lead to damage zone growth in unfavorable fault zone and even transfixion may be the important reasons which result in bank slope instability.
高渗透压诱发岸坡不利断层带损伤区扩展,甚至贯通可能是导致岸坡失稳的重要原因。
For hydraulic fracturing, the damage to fracture surface is ever severe, the permeability of damage zone is ever low, and the production response of hydraulic fracturing is ever junior;
常规压裂时,压裂液对裂缝壁面的污染越严重,裂缝壁面污染带的渗透率就越低,水力压裂能获得的增产倍比就越小;
The strain fields in damage zone around crack-tip are measured for different strain hardening exponent material specimens with double edge cracks using digital speckle correlation technique.
为了研究粘性效应作用下的扩展裂纹尖端场,假设扩展裂纹尖端的人工粘性系数与塑性应变率的幂次成反比,推导出理想弹塑性材料的一种率敏感型本构关系。
And though several European airlines conducted successful test flights in the danger zone, the engines of a Finnish military jet suffered considerable damage as a result of breathing in the ash.
尽管几家欧洲航空公司成功进行了穿越火山灰区域的测试飞行,但是因发动机吸入火山灰,芬兰一架喷气式战机损失惨重。
Most of these threats stem from the rising risk of default by some countries in the euro zone and the knock-on damage to the European Banks that hold their bonds.
这些威胁大都源于欧元区一些国家拖欠债务的风险加剧还有来自那些持有这些国家债券的欧洲银行遭受的撞击。
The rigid body motion of a struck ship in collision is delayed to a certain extent, compared with local damage deformation of collision zone.
船舶碰撞过程中,被撞船的刚体运动较之碰撞区的局部损伤变形而言,存在一定程度的滞后效应。
The rigid body motion of struck ship in collision is delayed to a certain extent, compared with local damage deformation of collision zone.
船舶碰撞过程中,被撞船的刚体运动较之碰撞区的局部损伤变形存在一定程度的滞后。
Torrential rain has inflicted more damage in the earthquake zone where millions are still camping out in fear of fresh tremors.
倾盆大雨使地震区遭受到更大的损失,那里成千上万的人因为害怕再发生地地震而仍在露宿。
By the examples computation, the effects of the damage degree, damage location and zone on the amplitude and the arrival time of the received wave were quantitatively analyzed.
通过实例计算,定量地分析了结构内部损伤度、损伤位置和损伤区域大小对接收波幅值和波到达时间的影响。
Metal magnetic memory testing technique can effectively distinguish stress concentration zone of casing, which can develop early diagnose for casing damage.
用金属磁记忆检测技术可有效判断套管的应力集中区域,为套管损坏进行早期诊断。
If the plastoelastic fatigue notch factor was regarded as the transforming factor of damage calculation, the data scattering zone of life curve was most narrow.
采用此方法确定疲劳缺口系数,获得的损伤参量与裂纹形成寿命关系的数据分散带最窄。
The characteristics of damage, movement, evolution in mining coal bed in weathered zone were discussed mainly.
重点论述了风化带内煤层开采的覆岩破坏移动演化特征;
Ground tensile deformation and asymmetry sedimentation are caused by slow creepage of faultage fracture zone, which brings great damage effects to ground buildings.
断层破碎带的缓慢蠕动将引起地面的拉张变形或不均匀沉降,对地面建筑物有巨大的破坏作用。
The arranged pipe heater of vertical cylindrical storage oil tank often occurred damage at the joint zone between the distributor pipe and bundle.
立式圆筒形储罐用的排管式加热器,在分配管与管束连接处经常发生损坏。
Filter zone is the first barrier for embankment DAMS to prevent seepage damage. Its quality is utmost important and involves the various links of design and construction.
反滤层是防止土石坝渗透破坏的首道防线,其质量甚为重要,涉及到设计、施工各个环节。
Except where expressly specified in the Test Report, no use must be made of the safety margin left between the extreme Test Report values and the presumptive zone of actual damage.
除了测试报告中明确指出的方面而外,不必在最大的测试值和假设的实际损害区域间设置安全限值。
Periodically players in the zone will explode and damage nearby allies.
玩家周围区域周期性的爆发并会对附近的队友造成伤害。
The interlacing pastoral-agricultural area is the main distribution and damage region of sandy de- sertified lands and the vital zone of sandy desertification control in China.
农牧交错区是我国沙漠化土地分布和危害的主要地区,是我国沙漠化防治的重点区域。
The author theoretically analyzes the reasons for thermal shock damage of brick lining of transition zone in rotary kiln.
本文从理论上分析了回转窑过渡带衬砖热震损坏的原因。
Furthermore, the degree of collagen damage in the residual thermal zone was evaluated by quantitative analysis of second harmonic generation signals.
我们能够更进一步定量分析二倍频减少的程度,来 评估雷射后剩馀热伤害的程度。
UBD with CT can reduce the formation and pay zone damage, enhance the penetration rate, improve safe operation with high efficiency and drop drilling costs.
欠平衡连续油管钻井,可减少钻井过程中对地层和产层的损害,可提高机械钻速,安全高效率钻井,降低钻井成本。
The scaling not only damage production zone and reduce oil recovery, but also increase the cost of oil.
结垢不仅对产层造成伤害、降低原油采收率,还导致原油成本上升。
The scaling not only damage production zone and reduce oil recovery, but also increase the cost of oil.
结垢不仅对产层造成伤害、降低原油采收率,还导致原油成本上升。
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