一个土样,含水量为W=40%,重度r=18kN/m3,土粒重度2l-27kN/m3,在压缩仪中,荷载从零增至100kPa,土样压缩了0.95mm,试问压缩系数a为多少?(环刀高度为2cm)?()
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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