A mechanism reverse design technique was presented based on chain codes similarity analysis, and followed by a developed prototype system as an example.
基于链码及链码匹配的相似度分析，提出了机构反求设计的方法，并开发了原型系统。
Because of similarity of chemical character, Zn and Cd give birth to accompany always, go to the plant by soil, then endanger the human health through the food chain.
由于化学性质相似，锌、镉在自然界总是伴生、伴存而造成伴随危害，经土壤到植物，继而通过食物链危害人类健康。
Because of similarity of chemical character, Zn and Cd give birth to accompany always, go to the plant by soil, then endanger the human health through the food chain.
由于化学性质相似，锌、镉在自然界总是伴生、伴存而造成伴随危害，经土壤到植物，继而通过食物链危害人类健康。
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