Eating better and eating less could be the __________ not on Eating better and eating less could be the __________ not only to avoiding cance 分类:历史地理综合 题型:单选题 查看答案
圆柱底面半径扩大为原来的2倍,高不变,侧面积就扩大为原来的( )倍,体积扩大为原来的( )倍。 圆柱底面半径扩大为原来的2倍,高不变,侧面积就扩大为原来的( )倍,体积扩大为原来的( )倍。 分类:历史地理综合 题型:单选题 查看答案