[化] 浮力密度

buoyant density的用法和样例：

例句

Flotation is a process for separating low density solids or liquid particles from a liquid phase.浮选是从液体中分离出低密度固体物或液态颗粒。
To do this, the glider would contain a waxy gel that changes density under different temperature conditions, thus changing its buoyancy.要达到这个目标，滑翔机将会包含一种蜡色胶体，能够在不同温度下改变密度，这样来改变它的浮性。

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