心阳不振,心悸、脉结代者,用药宜选()
A.桂枝配白芍
B.桂枝配附子
C.桂枝配麻黄
D.桂枝配生姜
E.桂枝配甘草
参考答案:E
62. Instead of answering, she merely smiled. Which of the following can best explain the meaning of the underlined word?
A.only
B.barely
C.almost
D.Scarcely
系统可靠性的MTBF是 【1】 的英文缩写。