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Expansion of spherical cavity of strain-softening materials with different elastic moduli of tension
An expansion theory of spherical cavities in strain-softening materials with different moduli of tension and com-pressio......
煤矸石是在煤矿建设、开采、加工过程中产生的固体废弃物,是一种在成煤过程中与煤层伴生的一种灰黑色岩石,是目前国内存放量最大的......