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Installing hollow structure, e.g. conduit, in embankment, involves positioning mat above structure frame when structure is moved into embankment
Installing hollow structure, e.g. conduit, in embankment, involves positioning mat above structure frame when structure is moved into embankment
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机译:安装空心结构,例如路堤中的导管涉及在结构移入路堤时将垫子定位在结构框架上方
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摘要
A mat is positioned above the structure frame so that the upper surface of the mat remains essentially stationary relative to the layer of soil above it when the structure is moved into the embankment. The upper surface of the frame moves relative to the mat above it.
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