The New Gotham Department of Transit is taking an inventory of its vehicles. There are three times 一道GRE题,求大神... 一道GRE题,求大神 展开 我来答 可选中1个或多个下面的关键词,搜索相关资料。也可直接点“搜索资料”搜索整个问题。 inventor gotham department transit vehicles 搜索资料 1个回答 #热议# 发烧为什么不能用酒精擦身体来退烧? 请用甜文埋葬我 2019-08-17 知道答主 回答量:4 采纳率:0% 帮助的人:1.4万 我也去答题访问个人页 关注 展开全部 答案:3假设bus是3X辆,train就是X辆,bus中20%是替代燃料(40%bio,20%H,40%gas),所以gas是3X*0.2*0.4辆,其中大于5年小于5年各占一半,就是3X*0.2*0.4*0.5,所以是3X*0.2*0.4*0.5/4X=3% 已赞过 已踩过< 你对这个回答的评价是? 评论 收起 推荐律师服务: 若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询 广告您可能关注的内容【word版】2019年6月四级真题听力第二套专项练习_即下即用2019年6月四级真题听力第二套完整版下载,海量试题试卷,全科目覆盖,随下随用,简单方便,即刻下载,试卷解析,强化学习,尽在百度教育www.baidu.com广告 其他类似问题 2012-09-18 I ___ in london for many years,but I have never regretted my final decision to move back to china 14 2012-05-25 John, haven’t seen you for ages! Do you still work in that company? -- _____ .It’s two years since 8 2015-01-23 It’s high time that we students_______ even harder at our lessons as the national entrance exam.. 2013-07-12 It will take seven days for the package to ___ Beijing 2016-03-24 He____ in London for many years, but he has never regretted his final decision to move back to ... 2013-03-27 The general at last got a chance to visit the village_he used to fight,_he had been dreaming of--- 1 2016-01-01 During our stay in London, the guide book ___ a great help. We all had a wonderful time.A. beha... 2013-09-10 When he turned professional at the age of 11, Mike ________ to become a world ch 更多类似问题 > 为你推荐: