在不影响正常交通的条件下，工程运用系统优化原理，选择了预应力人字形斜支柱加固的方法，并进行了设计及计。
Based on systematic optimization, design and application of prestressed herringbone diagonal stanchion strengthening are explored under normal traffic circumstances.
在五十四层平面内收，选用人字形斜柱转换承托顶部5层荷载。
At 54th storey, the herringbone braced frame is used to transfer loads of 5 storeys upstairs.
在五十四层平面内收，选用人字形斜柱转换承托顶部5层荷载。
At 54th storey, the herringbone braced frame is used to transfer loads of 5 storeys upstairs.
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