裂缝观测法是地质灾害群测群防中一种有效的基础方法。
The crack observation method is an effective and basic method for geological disaster monitoring and warning for public prevention.
由于管片内部裂缝观测难以实现，故重点研究了表面裂缝的影响。
Because the observation of interior crack is not always available, this paper laid emphasis on surface crack of segments.
洞室局部曾出现过几条裂缝，通过对裂缝观测成果及成因分析，已进行了处理。
Several fissures occurring in local area of the Chambers had been treated after analysing the observation results and genesis of the fissures.
大坝的原型观测项目有应力应变观测、温度观测、渗流观测、接缝观测和裂缝观测。
The prototype observation items of the Puding RCC arch dam include stress and strain observation, temperature monitoring, observation of joints, crack and seepage pressure.
文摘：对砖混结构顶层墙体普遍存在的温度裂缝进行观测、分析，探讨其开裂原因，并提出了简单、合理、有效的处理方法。
Abstract : the temperature cracks of mansonry structure in the body of attique were observed and analyzed, a simple, reasonable and highly effective method of crack control is given.
由于裂隙裂缝介质的空间展布是任意的，因而有可能通过研究不同观测方位的弹性波波场来研究这类介质。
Irregular fractured medium can be desirably ascertained by analysing the elastic wave fields which were observed in different positions.
如果野外作了X、Y分量观测，室内又作了坐标旋转处理，那么，就可以进一步确定裂缝带的方向。
Then the direction of fracture zone can be determined by making both X, Y-component detection in data acquisition and coordinate revolution in data processing.
混凝土取样结果、面板裂缝检查及渗流观测结果都表明，面板的质量良好。
The concrete sampling, check of deck crack and infiltration observation show that the quality of deck is good.
针对不同的裂缝类型，提出检查、观测以及修补必要性的判断方法，并介绍了在日常养护中常用的维修方法。
Different methods of check, observation and repair necessity are given according to different cracks. The common maintenance methods are introduced.
三维情况下，由于无法进行直接观测，又缺乏可靠的物理测试技术，致使岩体裂缝面的三维分布规律远没有得到解决。
Since there was no technique to observe directly under three-dimensional situation and no reliable physics exploiting technology, the three-dimension distribution law of crack face was not found yet.
观测结果：无起泡，裂缝或任何表面变形。
Observation: no blisters, no cracks nor any surface deformations were observed on the work surface.
通过加铺层试验路观测与理论计算分析表明，大粒径沥青碎石裂缝缓解层可有效地防止或减缓水泥混凝土路面沥青加铺层的反射裂缝。
The investigations of testing highway and results of theoretic calculation indicate that the extra large-size asphalt macadam layer can prevents asphalt overlay from cracking effectively.
使用该套方法对中国西部某油田的储层岩心裂缝进行定量观测与统计描述，其结果符合测井、产能及构造分析结果，并已用于储层双侧向测井中裂缝参数的标定。
The method is used in the oil fields in the west of China for quantitative observation and statistical description of the fractures in cores. Its result agrees with that from logs, product...
使用该套方法对中国西部某油田的储层岩心裂缝进行定量观测与统计描述，其结果符合测井、产能及构造分析结果，并已用于储层双侧向测井中裂缝参数的标定。
The method is used in the oil fields in the west of China for quantitative observation and statistical description of the fractures in cores. Its result agrees with that from logs, product...
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