一个状态方程有关的压力，温度和气体密度。
An equation of state relates the pressure, temperature, and density of the gas.
在两幅图中，气体密度越高的区域颜色也就越深，低密度区则更浅。
In both cases, high concentrations of the gas are dark, while low concentrations are light.
我们说在零密度的极限条件下，气体变成理想的。
他发现气体的黏性不取决于它的密度。
He found that the viscosity of a gas is independent of its density.
气体的密度比固体和液体要小得多。
The gas is much less dense than either the solid or the liquid .
气体的密度比固体和液体要小得多。
The gas is much less dense than either the solid or the liquid .
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