“一曲阳春,唤醒古今梦;两般面孔,演尽忠 * * 情”楹联出现在哪个景点?()
A.马鞍山采石矶
B.滁州琅琊山
C.亳州花戏楼
D.宣城太白楼
参考答案:C
CT对蛛网膜下腔出血诊断的敏感性3天内为()
A.90%~95%
B.80%
C.50%
D.30%
A floating vessel will behave as if all of its weight is zcting downward through the().
A.center of gravity
B.center of buoyancy
C.center of flotation
D.metacenter