1.The induced bending moment may lead to destructibility of the pipeline.

1.弯矩的产生可管线的破坏。

2.The unloading cranny was distributed primarily in the east precipice and wide noumenon with large aperture and long extension as well as largest destructibility.

2.交河故城发育三组优势节理，卸荷裂隙主分布在崖体东边和一些宽大的文物本体台地上，具有大，延伸长的特点，其破坏性最大。