问题描述:
一个容积为2.5升L的塑料瓶,用它装水,最多装多少千克?用它装汽油呢?
我不会做`````````````````````````
我不会做`````````````````````````
问题解答:
我来补答展开全文阅读
问题描述:
问题解答:
我来补答