手阳明大肠经从手外侧前缘上行于头面部。
本经在面部的穴位左右交叉到对侧，其穴是：（）。
A.地仓
B.颊车
C.承浆
D.人中
E.迎香
参考答案：E
It's necessary that measures _____ at once to help people understand global warming is
affecting our life to an increasingly high degree.
A．must be taken
B．be taken
C．should take
D．are taken
简述低压机开停车步骤
