因此，对结构损伤进行安全评估的结构健康监测技术研究对于确保海洋平台结构安全，降低维修成本以及延长服役期限都是非常必要的。
Thus, techniques for structural health monitoring in offshore platform structures are essential to ensure safety, reduce the cost of maintenance, and prolong the service life.
较早的美国核电站，如佛蒙特扬基电站，并没有装备此项技术，这些未经更新换代的设施能否获得许可延长服役期限，将取决于建造时的技术水平。
Without upgrades to the newer systems, nuclear plants seeking licenses to operate past* their original shut-down dates, such as Vermont Yankee, would be depending on the technologies of yesterday.
在她入选后不久，费希女士将服役期限延长了四年。
Soon after she was selected, Ms. Fauci re-enlisted for four more years.
在她入选后不久，费希女士将服役期限延长了四年。
Soon after she was selected, Ms. Fauci re-enlisted for four more years.
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