Dilute solutions of a simple, coil-like polymer in a volatile solvent are cast on a glass slide in the presence of moist air flowing across the surface.

简单的无规线团状态聚合物溶解在挥发性的溶剂配置成稀溶液，在有潮湿空气在表面流动时浇铸到玻璃片上。

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The role of high molecular weight polymers in reducing droplet size is explained in terms of polymer coil overlap which results in a large increase in the viscosity of the solution.

大分子聚合物减少小尺寸液滴数量的作用，可以解释为聚合物分子链卷曲交迭从而使溶液的黏度大幅度增加。

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