Comprehensive utilization of non-destructive methods such as ultrasonic, impact echo and ground penetrating radar to study the characteristics of the internal structural of early hardened concrete.

综合利用超声波、冲击回波、探地雷达等手段研究了凝结硬化早期混凝土内部的结构特征。

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The total amount of capital held by European insurers would not change much (an uncomfortable echo of the intended neutral impact of the Basel 2 regime).

欧洲保险公司应持有的资金总量没有太多变化(巴塞尔2号规则产生了预期中的中性影响是不合时宜的反馈)。

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The applications of impact-echo method on nondestructive testing for concrete structures are researched in this paper.

本文针对冲击回波法在混凝土无损检测中的应用展开研究。

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But let's face it: These are cable channels with relatively modest audiences, and their impact is sometimes exaggerated inside the Beltway echo chamber.

CNN: Obama, Gore, stop whining about right-wing media

"These initial findings are very encouraging and echo our own results and our conclusion that the impact of urban heat islands on the overall global temperature is minimal, " Jones said in a statement.

CNN: New climate study deals blow to skeptics