补血药阿胶在中药汤剂中应用时，应采用以下哪种方法煎服：（）
A、先煎
B、后下
C、烊化
参考答案：C
"When were you born?" "I was born on _______."[ ]
A. June 1st, 1997
B. 1997, June 1st
C. June, 1997 1st
D. 1st, 1997 June
取大气压强值为1.0×105Pa，若一只手掌的面积为0.01m2，则手掌承受的大气压力是________N．在海拔2km以内，每升高10m，大气压约减少111Pa，若某处气压计示数是91120Pa，则该处海拔是________m，该处水的沸点________100℃（＞/=/＜）．
