Priority system originates from Romanlaws, it has developed into the right of legal mortgage.
认为优先权制度起源于罗马法，并常以法定抵押权的面目出现。
2
The RomanLaws established the contractual relativity leading to the split of creditor's rights and owner's rights which followed by the common law and the Civil Law systems .
罗马法确立的合同相对性，导致了债权和物权的二分野，并为大陆法系和英美法系所遵循。
3
The whole Argentine Civil Code is in a straight line of the Roman law. Moreover, the contributions made by Spanish and French laws are in some way Roman law.