Marx discovers in Capital the essence of things through such abstract methods as dialectics, scientific logic and mathematics.

马克思在资本论中，主要是通过辩证法，通过科学逻辑和数学等抽象方法来发现本质的；

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Equivalence is mostly used in several scientific fields such as mathematics, chemistry, and logic, indicating absolute equality in relationship.

等值多用于数学、化学、逻辑等精密科学领域，意为一种绝对的对称和平等关系。

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To process fuzzy phenomenon existed widely in engineering and scientific research, a new method with measuring logic truth scale, having background of medium mathematics system, is proposed.

以中介数学系统为背景，为处理工程实践和科学研究中普遍存在的模糊现象提供一种度量逻辑真值程度的方法。

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