Flory: The effect of excluded volume The configuration on the left represents 远程相互作用 the random coil in absence of volume exclusion, the chain being equivalent to a line in space In the sketch on the right, the units of the chain occupy finite domains from which other units are excluded with the result that the average size of the configuration is increasedFlory: The effect of excluded volume The configuration on the left represents the random coil in absence of volume exclusion, the chain being equivalent to a line in space. 远程相互作用 In the sketch on the right, the units of the chain occupy finite domains from which other units are excluded, with the result that the average size of the configuration is increased