water tight packing 中文意思是什麼
water tight packing
解釋
不漏水填密-
The volume of a solution of a salt is generally less than the sum of the unmixed volumes of the salt and the water, because of the tight packing of water molecules in the salvation shell around the ions.
鹽溶液的體積一般都小於未混合時鹽的體積與水的體積之和,因為水分子緊密地堆積在離子周圍的溶劑化層中。
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