答案应该是:export,这里不是指出口物品(可数名词),而是指出口(不可数名词). export 名词 n. 1.输出,出口[u] half of our products are for export. 我们有一半产品出口. 2.输出品;输出额[p] rubber ** the country's principal export. 橡胶是该国主要出口物. 朗文在线: 1[uncountabl...
这题有一个难点,要筛选某一个日期的前一天的数据。经调试出来了,假设这张基金净值表叫做fund,只用一句话就可以实现楼主想要的功能:假设是要查询7月1号到8月1号每只基金的增长率:select r.基金代码,(r.复权净值-t.复权净值)/t.复权净值 as 基金增长率 from(select * from (select a.基金代码 as temp_fund,max(a.净值日期) as tem...
th** harmed greatly to the image of hedge fund in the public mind,and the investor has lowered to the hedge fund confidence level to the bottom throughout h**tory.the madoff century cheat document cau...