“displaced"=volume of wood submerged under water level


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送交者: pgss 于 2012-06-18, 06:12:29:

回答: Ok, you displace the who lot of 1kg water, how much is the volume? 1lt! 由 Zzz 于 2012-06-18, 06:04:41:

u don't need to actually remove a drop of water!



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