求翻译：甲乙任何一方不得对协议条款进行单方面的修改，未尽事宜，另行补充。协议自双方代表签章之日起生效，本协议一式四份，双方各执两份。是什么意思？

B by either party shall unilateral changes to the terms of the agreement, matters not a separate supplement. Agreement from representatives of both the signature of the date of entry into force of this Agreement in quadruplicate, and each party holds two.

Kabool any one of the Parties shall not be subject to the terms of the Agreement unilaterally modify, still unresolved, and otherwise. Representatives of the two sides agreed a seal on the date of this Agreement, a type 4, the two sides of the two.

Armor second grade any side does not have to carry on the unilaterally revision to the agreement clause, not completely matters concerned, separate supplement.The agreement represents date of activation the signature from both sides, this agreement type four, both sides hold two respectively.

B any party not to unilaterally modify the terms of the agreement, not completely matters concerned, further added. Since the two sides signed the agreement as of the date of entry into force, four copies of this agreement, each party holds two.

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