成人细胞外液占体重的()
A.60%
B.55%
C.50%
D.35%
E.20%
参考答案:E
______ the necklace borrowed from her friends made her_____ completely. [ ]
A. Losing; upset
B. To lose; to be upset
C. Losing; upsetting
D. lost; upset
在钻芯法检测芯样抗压强度试验时,测得芯样试件的破坏荷载为295kN,芯样的平均直径为106㎜,折减系数为0.9,则芯样的抗压强度为()。
A.25.0MPa
B.30.1MPa
C.33.4MPa
D.40.0MPa