rule of stress wave propagation 应力波传播规律
It is very difficult to study the rule of propagation of piling noise if we use general physical model because there are too many unknown factors involved in the process of propagation.
打桩施工过程中噪声的传播规律的研究，如果建立在一般物理模型基础元上。势必会由于实际传播过程中的未知因素过多而难以深入进行。
In the end the propagation rule of wave front set under linear substitution mapping is given.
最后揭示了线性变量替换映射下波锋集的传播规律。
This paper presents a theoretical analysis about the propagation rule of the micro-crack in brittle materials under axial compression, based on the energy release rate criterion.
本文利用混合型裂纹扩展的能量释放率理论对脆性材料受轴向压缩时其内部微观裂纹的扩展规律进行了研究。
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