(1).水煮降毒后使用()。(2).去壳、去油用()。(3).熬膏外敷()。(4).不宜大面积用()。
A.生川乌
B.生狼毒
C.生千金子
D.斑蝥
参考答案:A,C,B,D
A pension fund expects to pay obligations of $ 5000000 4 years from today. The fund will fund this obligation by making 5 annual, equal deposits into an account earning 3% , with the first deposit occurring today, and the last occurring at the time the obligation is due. What size must each annual deposit be()
A. $ 904874.
B. $ 941773.
C. $1125662.
流动取向对制品性能有何影响?