Jingjiu railway alone line 京九沿线
jingjiu line
京九线
以上为机器翻译结果,长、整句建议使用 人工翻译 。
The author took the crack case of one of two-hole frame bridges in the Jingjiu Railway Line as an example to analyze the reasons of its crack and the danger of crack to the sa.
进而介绍了由于设计、施工等几种常见的可能引起框架桥产生裂缝的原因,并以京九线某里程段的二孔框架桥出现裂缝情况为例分析了其出现裂缝的原因及裂缝的危害性。
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