它对高校财务管理表现出同源性、牵引性、独立性和双向制约性特征。

It shows these characters of same source nature. Influence nature. Independent nature and restrain each other nature.

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农业品种技术创新的过程特征是：多环节、关联性、制约性和双向性。

The course characteristic of agricultural variety technological innovation are: Multiple - link, correlation, conditionality and two-way.

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