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冻土断裂韧度K(IC)的测试研究

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Indexed by: Journal Article

Date of Publication: 1995-01-01

Journal: 冰川冻土

Included Journals: CSCD、PKU

Volume: 17

Issue: 4

Page Number: 328

ISSN: 1000-0240

Key Words: 断裂力学; 断裂韧度; 测试研究

Abstract: 应用断裂力学理论,参照有关的测试方法,制作三点弯曲试样,对冻土的断裂韧度K_(IC)进行了实验测试。结果表明,含水量、温度及加载速率等是影响K_(IC)值的主要因素。通过对试验数据的分析处理,获得K_(IC)与主要因素之间的定量表达式。

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