Cracks have been found in the flange and web splices at groove welds in at least four bridges . 至少在四座桥梁的翼缘板和腹板拼接坡口焊缝中发现了裂纹。
The complexities of the northern belt of westerlies are well illustrated in climates in the united states . 美国的气候相当有力地说明了西风带北缘的复杂性。
A handling party rushed forward and grabbed hold of special toggles on the trailing edges of the wings . 一群地勤人员冲向前去，抓住了机翼后缘上的特殊套环。
I had a great high shapeless cap, made of a goat's skin, with a flap hanging down behind . 我头上戴着一顶山羊皮做的、不成样子的、又高又大的便帽，脑后垂着一块长长的帽缘。
The initial retrofit consisted of removing the gaps between the stringer flange and floor beam by providing shims . 最初的修复工作是通过垫片来消除纵梁翼缘和横梁之间的间隙。
The second crack is a crack originating at the groove weld toe of the column flange-girder flange connection . 第二种是产生于立柱翼缘与主梁翼缘连接处的坡口焊缝焊趾处的裂纹。
The crack surfaces in the web and flange were subjected to visual examination in order to evaluate crack growth regions . 为了估计各裂纹扩展区，对翼缘和腹板的裂纹表面进行了宏观检验。
The behavior and performance of the cracked flange plates suggest that good levels of fracture toughness exist in the a 517 steel . 开裂的翼缘板的性能及使用状态说明A517钢的断裂韧性良好。
These cracks occurred at either the beam flange or in the column flange depending on the reentrant corner weld angle . 这些裂纹视凹形焊角的不同，或者出现在横梁翼缘上，或者出现在立柱翼缘上。
A terrible drought and famine destroyed africa's sahel, the fragile desert along the south edge of the sahara . 一场可怕的干旱与饥饿毁灭了非洲的萨赫勒地，那是沿撒哈拉南缘的易受冲蚀的沙漠地带
