在确认无效诉讼与撤销诉讼的关系上，宜把确认无效诉讼看成撤销诉讼的补充诉讼类型。

On the relationship between invalid affirmation litigation and revocation litigation, it is better to consider invalid affirmation litigation as a supplement of revocation litigation.

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针对行政主体所做出的无效行政行为，许多国家都有专门的确认无效诉讼制度向相对人提供救济。

The relief system of the administrative invalid affirmation litigation for the invalid administrative act is very common in many countries.

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此外，对合同绝对无效的主张权、确认机关以及相关的诉讼时效问题也作了较为深入的考察。

The absolutely void contract is a kind of expression behavior in essence, and its direct consequence is just that it does not have legal force, which can't offer help to the parties in law.

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