...残余强度因子 聚丙烯纤维 磨细粒化高炉矿渣 扫描电镜 水工混凝土[gap=1521]Key words: flexural strength; toughness index; residual strength factor; hydraulic concrete polypropylene fiber; ground granulated blast furnace slag（G..
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The friction factor obtained from the regression analyses of the peak strength, residual strength and confining pressure are roughly equal and the cohesion is reduced by 54.4%.
峰值强度、残余强度与围压回归得到的摩擦系数大致相当，黏聚力则减低54.4%。
Passenger soft land area of embankment design, strength is no longer the controlling factor, the key is to control the residual settlement.
进行软土地区客运专线路堤设计，强度已不再是控制因素，关键是要控制工后沉降。
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