麦冬和半夏在竹叶石膏汤原方中的比例为()
A.1:1
B.2:1
C.5:1
D.7:1
E.10:1
参考答案:B
负载阻抗()电源内阻时,可使负载获取最大功率。
The villagers collected money to set up a monument ________ those who died in the great earthquake.
A.in charge of
B.in place of
C.in need of
D.in memory of