rule of stress wave propagation 应力波传播规律
The rule of wave-passage effect and incoherent effect is same to that of shell(truss) structure.
行波效应与频散效应的变化规律同网壳(架)结构;
Thirdly, fuzzy time serial association rule is used to study the wave of customers' demand so that the enterprise can plan their goods supply to satisfy the customers' demand.
利用模糊时序关联规则进行客户需求波动研究,使企业合理供货,以满足客户需求。
It analyzed the transmission rule of sound wave in steel tubular welding construction aims at the geometry of tube-tube joints.
针对管-管节点的几何特征,分析了声波在钢管焊接结构中的传播规律。
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