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怎样才能让花生浮在水面
更新时间: 2020-10-05 00:00:00  

因为花生仁的成熟度不一样,所以就出现有的浮在水面,有的沉底,浮上去的是密度比水小的,一般可能不饱满,是不好的;而沉下去的密度比水大,是较好的。一般可用这种方法区分优劣种子(或用适当浓度的盐水代替水)。

关键词: 怎样 才能 花生 水面

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