"起于中焦,下络大肠"的经脉是()
A.足阳明胃经
B.足太阴脾经
C.手少阴心经
D.手阳明大肠经
E.手太阴肺经
参考答案:E
试述X线检查在肾和输尿管结石诊断中的价值。
The lowest point between two waves is called().
A.though
B.tough
C.through
D.trough