走行于上肢外侧中线的经脉是（）
A．足少阴肾经
B．手太阴肺经
C．手少阴心经
D．足阳明胃经
E．手少阳三焦经
参考答案：E
The passenger was very impolite to the conductor, ____ , of course , made things even worse.
A．who
B．whom
C．which
D．what
预防盾构机液压缸行程和速度无显示的方法有哪些？
