“国家直属粮食仓库”储备的粮食具有“数量真实、质量良好、储备安全、常储常新”的特点.重庆市某国家粮库的(长方体)“高大平房仓”每个仓装粮线下(长、宽、高)尺寸为60m×30m×6m,用大型谷物冷却机来使粮仓内的温度保持恒定.当仓内温度在要求范围内时,只
题目Half a century has passed,but Shao Guohua never forgot the film ticket his teacher gave him that warmed his heart when he was a boy.Shao entered primary school in Zigong,Sichuan Province,in 1960.Back then,sports and watching movies were the students' favorite times. Once,...