等级工程中心
Grade Engineering Center
以上为机器翻译结果，长、整句建议使用 人工翻译 。
以重庆中心桥采用“释能法”新技术提高荷载等级为工程背景，对中心桥加固前后分别进行了荷载试验，并对试验结果进行了研究分析。
The study results have shown that the stress conditions of the bridge had been obviously improved after having been strengthened, with improvement of bearing capacity by a big margin.
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