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.
混凝土结构在硬化早期产生的各类缺陷，包括裂缝、裂纹、裂隙等，是导致工程耐久性破坏的主要内在诱因之一。
Early deficiencies of concrete building, including flaws, cracks, and fractures, have been thought one of principal intrinsic predisposing causes, which lead to structure durability inactivation.
进行了切割裂隙进一步扩展的爆破模拟数值计算，验证了主药包对裂缝扩展所起的作用。
What has cut the crack and expanded further has blown up simulation number value to calculate, expand the function played on the crack after verifying the main powder bag.
裂隙极深的裂缝，如冰川的裂隙；裂口。
储层裂缝研究是裂隙性油田勘探开发的一个难点。
The study on reservoir fractures is a difficulty for the prospecting and exploitation.
对于裂缝性低渗透储层，由于其基质孔隙度小、渗透率低，天然微裂隙成为决定压裂液滤失的主要因素。
Micro fissure is a significant factor for determining the fluid loss in low-permeability fractured reservoir, due to its small porosity and low permeability in the matrix.
高陡倾充填型岩溶裂隙蓄水构造呈高角度裂缝状产出，降雨后，极易在其裂隙空间内积水形成高水压；
Steeply inclined and filling type of karst fissure-water bearing structure occurred in a steeply inclined angle of fissure, easily accumulate water and form a high water pressure in its fissure space.
卸荷速率及初始应力场大小主要影响岩体卸荷强度及次生裂缝的数量，对裂隙扩展方式影响相对较少；
The magnitude of unloading velocity and initial stress mainly influence strength and amount of sub-cracks on fissured rocks, but little on the law of expanding mode and deformation.
研究结果表明，当裂缝、裂隙、微裂隙、孔隙等不同尺度、不同层次缺陷并存时，高层次缺陷对岩体的变形、稳定、破坏起着主导控制作用。
The result indicates that the arrangement defect controls the deformation, stability and rock mass failure when the scales of crack, fissure, cavity, spacing, hole are coexisting in rock masses.
研究区的裂缝可以划分为岩微裂隙、风化裂隙和构造裂缝3种类型。
The fracture in studied area can he divided into diagenetic micro-facture, weathering fracture and structural fracture.
研究区的裂缝可以划分为岩微裂隙、风化裂隙和构造裂缝3种类型。
The fracture in studied area can he divided into diagenetic micro-facture, weathering fracture and structural fracture.
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