Two kind of DDGS under three different proportion have same influence to sheep rumen paramerers.
两种玉米酒精糟在三种替代比例条件下对绵羊瘤胃内环境的影响基本相同。
The proportion of single parent families varies between different income groups.
单亲家庭比例在不同收入群中各不相同。
Different from Western paintings, a Chinese painting is not restricted by perspective, proportion and light.
与西洋画不同，中国画不受透视、比例及光的限制。
Different from Western paintings, a Chinese painting is not restricted by perspective, proportion and light.
与西洋画不同，中国画不受透视、比例及光的限制。
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