maximum principal stress中文什么意思

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最大主应力

maximum: n. (pl. maximums, -ma ) 极点，最 ...
principal: adj. 1.主要的，首要的，最重要的；第一的。 2.领 ...
stress: n. 1.压力，压迫，紧迫，紧张。 2.【语音】重音；重 ...
maximum principal effective stress: 最大有效主应力
maximum principal stress theory: 最大枝力理论

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Maximum principal stress theory
最大枝力理论
In the middle of tunnel , maximum principal stress at horizontal is bigger than that at vertical , the magnitude is 17 ~ 23mpa , which formed the high stress site
隧道中部大埋深地段，最大水平主应力一般都大于垂直主应力。量级在17 23mpa左右，属于高应力地段。
( 6 ) the principal stress direction arised deflexion obviously after excavation , the maximum principal stress paralled to opening , minimum principal stress vertical to sidewall or vault
( 6 )数值模拟研究表明，隧道开挖后，主应力方向发生明显偏转，最大主应力与开挖临空面平行，最小主应力近于垂直。
Taking protective measures can obviously reduce the face slab ' s surface temperature drop - out range and the maximum principal stress amplification caused by temperature sudden drop , and the stronger protective measures are , the more obvious reduced effect is
采取保护措施，可以明显削减气温骤降所产生的面板降温幅度及最大主应力增幅，保护措施越强其削减效果越明显。
Research shows that four factors have great influence on the formation of complex rock mass . first , rock mass subjected six times of tectonic movement during long period of geo - history , each tectonic movement produced fractures and associated joints corresponding to the orientation of maximum principal stress and deteriorated the properties of fractures formed at former period ( s ) . second , down - cutting of langcangjiang river produced unloading fractures
采用了四种岩体质量分级评价方案对研究区岩体质量进行了研究，这四种方案包括：工程岩体分级标准( gb50218 - 94 ) 、水利水电围岩工程地质分类( gb50267 ? 99 ) 、岩体rmr分类( bieniawski , 1973 ) 、岩体质量指数z分级(小湾, 1995 ) 。

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maximum principal stress中文什么意思

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