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来源:雅诚德英语网
In view of a collapse accident of the roof-fram, the strength and the stability of a collapsed roof-fram is analysed in detail.
本文针对一起屋架坍塌事故,详尽分析了坍塌屋架的强度及稳定性。
In view of a collapse accident of the roof-fram, the strength and the stability of a collapsed roof-fram is analysed in detail.
本文针对一起屋架坍塌事故,详尽分析了坍塌屋架的强度及稳定性。