标题: 一道OG12的题，就被一句话卡住了，求助 [打印本页] 作者: kobe198879 时间: 2010-11-13 22:39 标题: 一道OG12的题，就被一句话卡住了，求助 Last year all refuse collected by Shelbyville city services was incinerated. This incineration generated a large quantity of residual ash. In order to reduce the amount of residual ash Shelbyville generates this year to half of last year’s total, the city has revamped its collection program. This year city services will separate for recycling enough refuse to reduce the number of truckloads of refuse to be incinerated to half of last year’s number