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.
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