闭角型青光眼的激发试验有几种()
A.暗室试验
B.俯卧试验
C.散瞳试验
D.饮水试验
E.缩瞳试验
参考答案:A, B, C, D
驻波比是用来表示()和电波发射台是否匹配的参数。
A.信号
B.增益
C.天线
D.功率
Thank you ever so much for the coat you bought me()
A.No thanks
B.I'm glad you like it
C.Please don't say so
D.No, it's not so good