Army Engineers were in the southwestern deserts building transportation bridges over dry riverbeds.
他们在荒凉的沙漠峡谷中工作着,由几个幸存下来的群落所包绕.
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Door-sills, drawers, construction base , nailway sleepers and bridges.
门斗用料 、 车辆材 、 建筑用料、枕木桥梁用材.
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Today most simple beam bridges are strengthened by a truss, which is based on the triangle.
今天,大多数简支梁桥都用三角形的桁架加固.
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Muscle shortening is the product of repeated contraction of the cross bridges.
肌肉收缩是重复收缩,交叉桥的产物.
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Mountains were tunneled through and valleys were traversed by mammoth bridges.
在重山间打通无数隧道,并在山谷间架上巨大桥梁.
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然而过去长期采用的满堂支架施工法限制了钢管混凝土拱桥向大跨度发展.
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The work are beneficial to the application of through truss composite bridges in China.
这些工作将有助于下承式钢桁结合桥在我国的应用.
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本文应用响应面法并考虑各种不确定因素对桁架桥力学行为进行了研究.
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The information involved would be and valuable for application of underpass bridges.
对地道桥在实际工作中的应用,本文所提供的信息是有参考价值的.
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在公路、铁路等的立体交通工程中, 地道桥被广泛地应用.
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The structure, design and construction of underpass bridges are fully discussed in the thesis.
本文较全面地讨论了地道桥结构的构造 、 设计和施工特点.
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西点毕业生为这个年轻的国度设计了许多道路, 桥梁, 港口和铁路.
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West Germany determined that approximately 15 , 000 bridges had been destroyed during the conflict.
西德调查出约有15000座桥梁在战争中被破坏.
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Resistance thermometer bridges may be excited from either a-c or d-c sources.
电阻温度计 电桥 的供电可以是交流电源,也可以是直流电源.
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园内地势平坦, 林深树茂, 亭台楼阁 、 小桥流水, 并有精缩的国内著名旅游景点.
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The calm blue waters are interspersed with islands dotted by pavilions and moon bridges.
平静而蔚蓝色的湖面点缀着几个小岛,亭台和拱桥星罗棋布.
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These two bridges were planned and built equally successfully using different methods.
这两座桥的设计、造型异曲同工.
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