unbounded space中文什么意思

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At the same time , the mechanics mode of newly - built structure is not the same as that single cavern is excavated in the half - unbounded space . its original stress field is disturbed by former time and time again , and once more by excavating of later . so the mechanics mode of the later is not symmetrical generally and infinite variability is put up
同時(shí)新建結(jié)構(gòu)物的受力模式也不同于半無限體或無限體中修建單一洞室的一般狀況，其初始應(yīng)力場往往是經(jīng)過多次擾動(dòng)的，其施工將再次進(jìn)行擾動(dòng)，使其受力往往是非對(duì)稱的，表現(xiàn)出極大的變異性。

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