做含水率试验时,若盒质量19.83g,盒加湿土质量60.35g,盒加干土质量45.46g,则含水率为()
A.38.7.%
B.36.7%
C.58.1%
D.56.1%
参考答案:C
---____, sir, how can I get to the nearest bank?
-- You can ________ a No 2 bus at the station..
A.Excuse me, get on
B.Sorry, getting on
C.Excuse me,getting on
D.Sorry, get on
产妇临产8小时,肛诊检查头先露,宫口已开全,先露+4。此时产力的组成是()。
A.子宫收缩力
B.子宫收缩力+腹肌收缩力
C.子宫收缩力+腹肌收缩力
D.子宫收缩力+腹肌收缩力+膈肌收缩力
E.子宫收缩力+腹肌收缩力+膈肌收缩力+肛提肌收缩力