The initial pre-stress variation in structure had no heavy influence.
结构本身初始预应力的变化对结构的动力响应没有太大的影响。
The stress variation scope of the tunnel structure.
隧道结构的应力变化幅度。
They began to categorize the particles' size, variation in size, and structure.
现在他们开始尝试对颗粒的大小、尺寸和结构进行分类。
The variation of age structure is an important factor to affect the economy.
人口年龄结构的变动是影响经济的重要因素。
The variation of age structure is an important factor to affect the economy.
人口年龄结构的变动是影响经济的重要因素。
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