Defining properties is optional, though they do allow to declaratively control the different properties characteristics, including the ability to associate one with a converter.

定义属性是可选的，尽管他们允许声明式的控制不同属性的特征，包括和一个转换器关联。

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Genes are replicators that pass on information about properties and characteristics of organisms.

基因是传递生物属性和特征信息的复制因子。

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The hydrocarbon-generating characteristics of filled resinite would depend on the properties of filled resins.

填充树脂岩的生烃特性将取决于填充树脂的性质。

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This list is intended to draw world attention to the factors that threaten the characteristics of properties which are inscribed on the list.

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Taking into account the dependence of the properties of plants on climate and on other geographical characteristics, the complementariness among countries in the region, between them and other regions, may be exploited usefully.

UNESCO: SEE PhytoChemNet - Southeast European Network on Phytochemistry and Chemistry of Natural Products for Green and Sustainable Growth | United Nations Educational, Scientific and Cultural Organization

Even so, in a given plastic, there may be differences in ingredients, visual defects, or impurities that make it difficult to achieve the same molding characteristics, colors, strength and other properties as conventional plastics.

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