四环素
参考答案:29413011
解析:
海关商品名称:四环素海关编码:29413011法定单位一:千克惠税:4%普税:20%增值税:17%监管条件:Q
The country has already sent up three unmanned spacecraft, the most recent __________ at the end of last March.
A.has been launched
B.having been launched
C.being launched
D.to be launched
某宗房地产2004年的纯收益为500万元,预计以后每年按照25万元的速度递减,该房地产的合理经营期限为()年。
A.15
B.20
C.25
D.30