The chemical grouting material has safe surface operation, and has good water plugging effect on stratums with micro cracks.
本发明地面操作安全，细微裂隙地层堵水效果好。
Hydrogen enhanced the activity and multiplication of dislocation, so that initiation and propagation of the micro cracks were affected.
氢促进了位错的运行与增殖，从而影响裂纹的萌生与扩展。
The principles of laser generated surface acoustic waves (SAWs), the method of micro cracks detection and the applications are proposed.
介绍了激光超声表面波的产生机理、微裂纹的检测方法及其应用。
The experimental results showed that micro cracks resulted from rock deformation could lead to volume dilatation and non-linear deformation of rock.
实验研究表明，变形导致的岩石微破裂会使岩石产生扩容(体积膨胀)和非线性变形。当差应力达到岩石的屈服应力时，扩容和非线性应变开始。
There are different direction twins in its casting structures, and parallel second twins emerge in one big twin where micro cracks appear along twin boundary.
铸态组织中存在不同位向的孪晶，大孪晶中有许多平行的二次孪晶，沿孪晶界诱发微裂纹；
The reservoir is mainly intergranular dissolution pores, dissolution pores, intergranular pores, the remaining miscellaneous, pore complex-based solvent, dissolved pore and micro cracks.
储层储集空间主要为粒间溶孔、粒内溶孔、剩余粒间孔和杂基溶孔以及微裂缝。
It shows that unelastic volumetric strain is directly prepositional to the number of micro-cracks.
结果表明，非弹性体积应变与微裂纹数量直接相关。
Under construction practices, analyzes phenomenon and causes of indoor micro-cracks, and proposes solutions to prevention and control.
根据建筑工程实践，分析室内微裂纹现象和产生原因，提出防治措施。
There are many micro-cracks between the stones and the ossified cement grout.
在粗骨料和硬化水泥沙浆之间有许多微裂纹。
With good wear resistance and corrosion resistance, micro-cracks criss-cross network to strengthen the film's adhesion.
纵横交错的微裂纹网络，增强油膜的附着能力。
As opposed to other solids, however, bone removes the micro-cracks by repair and remodelling.
相对于其他固体，我们的骨骼可以通过修复和重塑去除微裂纹。
Describing rock fracture as a non-equilibrium process in which micro-cracks nucleate, grow and propagate, a set of differential equation describing this evolution process is derived.
认为岩石断裂是岩石内部微裂缝成核、形成和传播的非平衡过程，导出了描述这个过程的微分方程。
In addition, the metal body within welding heat effect zone will produce a lot of micro-cracks because of infiltration of solid solution nitrogen in course of porcelain spraying.
此外，喷瓷管道焊接热影响区的金属基体将由于喷瓷过程中渗入的固溶氮而产生大量微裂纹。
The resolving power of S-wave on random porous rock is stronger than that of P-wave, and S-wave is more sensitive to anisotropy caused by micro-cracks.
横波对随机孔隙岩石的分辨率比纵波高，横波对随机介质各向异性，特别是对微裂隙相当敏感。
The matrix damage evolution behavior and the effect of matrix micro-cracks on the dynamic characteristics of composite stiffened delaminated plates are studied.
研究了在简谐激励作用下复合材料加筋板基体微裂纹损伤的演化行为及其对加筋板动力特性的影响。
We show that unelastic volumetric strain is directly prepositional to the number of micro-cracks, which is observed in laboratory experiments.
从理论上得出了岩石非弹性体积应变与微裂缝数目成正比，从而解释了实验室研究的结果。
According to the mechanism that micro-cracks come into being from the dislocation, the dislocation piled-up model is used to describe the grinding crack.
研究中，将宏观断裂力学及微观断裂物理相结合，根据位错产生微裂纹机制，对磨削过程的微裂纹的形成采用位错赛积模型来描述。
The primary results show that the ultra low-frequency pulses may produce in the process of nucleation of micro-cracks and faults, and transmit to the air as infrasonic sound.
初步结果表明，微破裂的集结和断层的破裂起始会出现超低频脉冲，并透射到空气中形成次声波。
The results show that the reason of developing cross flaw is some micro-cracks on the local area and high residual stress in the early of chrome-plating of the samples.
结果表明，形成网格状裂纹的原因是，在镀铬前，样品表面局部区域就存在一些微裂纹及较高的残余应力。
Frozen soil is a kind of multi-phrase compound material. There are many defects and micro-cracks in frozen soil.
冻土是多相体复合材料，土体冻结过程中在内部形成空穴、裂隙等多种缺陷。
Frozen soil is a kind of multi-phrase compound material. There are many defects and micro-cracks in frozen soil.
冻土是多相体复合材料，土体冻结过程中在内部形成空穴、裂隙等多种缺陷。
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