胸膜摩擦音听诊的时相特点为()
A.吸气初期
B.吸气中期
C.吸气末期
D.呼气期
E.呼吸两相
参考答案:E
解析:胸膜摩擦音吸气和呼气均可听到,以吸气末呼气初最清楚。
A man passing by sent me to a nearby hospital, and ______ his help, I received the medical treatment in time.
A.according to
B.regardless of
C.along with
D.thanks to
设有变量pi=3.1415926,执行命令ROUND(pi,3)的显示结果为______。
A.3.141
B.3.142
C.3.140
D.3.000