In concrete style oil painting, abstraction factors are very important painterly language. In this essay, I mainly study how to realize the abstract imagination in concrete oil painting.

具象油画中的抽象性绘画元素是其绘画性的主要来源，本文主要论述如何实现具象油画中的抽象意味。

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At present, phytosterol mainly abstracted from deodorizer distillates of soy bean oil in our country, There have few report on phytosterol abstraction from deodorizer distillates of rapeseed oil.

目前，植物甾醇主要是从大豆脱臭馏出物中提取，从菜籽脱臭馏出物中提取和菜籽甾醇的组成、功能特性等研究鲜见报导。

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