some steel wool is put into the test tube to trap the ice cube.Explain why water in the upper parts
some steel wool is put into the test tube to trap the ice cube.Explain why water in the upper parts
英语人气：294 ℃时间：2020-04-13 05:43:23
优质解答
试管内有一些结实的棉絮来捕捉冰晶体,请解释为什么水在较高的部位呢?
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