求翻译：本合同一式三份，甲乙各执一份，呈报审批机关一份，均具有同等效力。本合同在执行中，如未尽事宜，经双方协商一致，并报请原权力机关批准认可，可进行修改补充。是什么意思？

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The contract of A-3, by the receipt of a notification, approval authorities, which shall have the same effect. The present contract in the process of being implemented, such as unresolved issues, as agreed by the parties, and the approval authority approval, and can be modified.

This contract triplicate copy, the armor second grade holds one respectively, submits a report examination and approval institution one, has the same level potency.This contract in execution, if the completely matters concerned, have not consulted after both sides unanimously, and reports the primar

Three copies of the contract, party b copies submitted to approval authorities, shall have the same effect. In the implementation of this contract, such as outstanding issues, by mutual agreement and approval of the original authority approved, can be modified to add.

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