It must be a process of logical deduction or logical induction.
它必须是一个逻辑演绎或逻辑归纳的过程。
This logical deduction stresses that Chinese art and culture is an important pole of human culture.
由此逻辑推演强调中国艺术文化是人类文化重要的一极：第三极中国艺术文化。
The effectiveness and feasibility of this method is proved by logical deduction and practical calculation example.
通过逻辑推导和实际算例，分别论证了本方法的有效性和可行性。
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