Penetration performance in surface layer of concrete target was analyzed by stress wave damage theory, calculating method base on "simplified equivalent resistance line" was presented.
从应力波表层损伤理论分析了混凝土表层“开坑区”的侵彻特性,提出“简化等效阻力线”的计算方法;
The result shows that equivalent depth method has a good effect on the layer with abnormal pressure, which the one-dimensional compaction theory is more applicable.
结果表明,等效深度法对于存在异常压力层段的地层效果比较好。而一维压实理论则具有较好的适用性。
Applying classical wave theory, a concept of equivalent elastic modulus on propagation speed modification of guided wave through "variable cross-section" of metal bar embeded layer was put forward.
运用波动的经典理论,提出了导波在金属杆嵌入层“变截面”传播时波速改变的“等效弹性模量”的概念。
The paper studied the calculation method of equivalent modulus of elasticity of foundation under principles of different equivalence by elastic multi-layer theory.
应用弹性层状理论,研究了不同等效方法对基层顶面当量回弹模量换算结果的影响。
The paper studied the calculation method of equivalent modulus of elasticity of foundation under principles of different equivalence by elastic multi-layer theory.
应用弹性层状理论,研究了不同等效方法对基层顶面当量回弹模量换算结果的影响。
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