通过少量的、不完全的信息，建立灰色微分预测模型，对事物发展规律作出模糊性的长期描述（模糊预测领域中理论、方法较为完善的预测学分支）-Through a small amount of incomplete information, the establishment of differential gray prediction model, the law of development of things to make long-term fuzzy description (fuzzy prediction field theory, methods, better branch prediction study)
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