The elephant-food buckling(EFB) is one of the main destruction phenomenon of large cylindrical liquid storage tanks during earthquake, which occurs on the shell near the tank base zone.

“象足”屈曲现象是大型钢制立式储液罐地震破坏的主要形式之一，它发生在靠近底部的壁板区域。

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It marked the first time he has been outside the heavily fortified Green Zone in Baghdad without being on a military base.

这标志着，第一次他没有在军事基地而是前往一个位于巴格达戒备森严的绿区之外的地方。

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Devens, as the site of a former military base, is a designated enterprise zone eligible for state financial support.

德文斯，曾是一个军事基地，现在则用于州财政支持企业的开办地。

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Last year, scientists using a technique called helioseismology, probed the Sun's interior, revealing that currents of gas at the base of the convective zone change velocity every 16 months.

BBC: Sun, Trace

No intelligence source in a war zone is brought into a base of any kind without being checked and screened.

CNN: Retired CIA officer: Fix the Agency

The US Coast Guard has now established a security zone in the waters around the base, and the perimeter fence has been strengthened.

BBC: Vieques protesters: 'We'll be back'