无机自然界是无生命的客观实在，是在产生生命以前存在的，遵循机械的、物理的和化学的运动规律，它们只有反应特性而没有刺激感应性和意识。
例如在无机的自然界，酸本身就是盐基，这就是说，酸的存在仅在于和它对方相联系。
Thus, in inorganic nature, the acid is implicitly at the same time the base: in other words, its only being consists in its relation to its other.
自然界烃类的大规模形成是有机—无机物质相互作用的结果。
The massive formation of hydrocarbons in nature is the result of the interaction between organic and inorganic materials.
碳酸钙是自然界广泛存在的一种很普通的非金属材料，也是一种传统的无机盐化工产品。
Calcium carbonate is a very common nonmetal material that exists in nature widely, and is a traditional inorganic salt product of chemical industry.
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