剪力滞效应的分析对于现代桥梁设计的安全性和经济性有较大意义。
The analysis of shear lag has an important significance on safety and economy to the design of modern Bridges.
时空效应规律运用，能合理控制土体的自身稳定，既经济又安全。
While the program employing the law of the spatial and temporal effects can reasonably control the body's own soil stability, which is both economical and safe.
从2004年下半年至今，国际油价高位强势震荡对我国经济的冲击波效应持续放大，我国石油安全面临严峻挑战。
Since 2004 last half, shock effect of high world oil price has been amplified continuously, which makes China's petroleum security face severe challenges.
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