结合我国现行立法之规范，如果确立物权行为无因性理论，则对已有立法将带来彻底改变，不利于立法的延续性和统一性。

Considering the existing laws, if the Abstract Nature Theory has been established, they would be altered thoroughly and it would go against the continuance and unification of legislation.

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依据抽样调查资料和阶级成分档案资料，冀南农村的分家行为与传统具有很强的延续性。

Based on sample survey data and dass status materials, this artide systemiatically examines household division in the villages of south Hebei.

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