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1·That APEC has no treaty obligation required of its members guarantees exactly the basis on which to hold them together.

对其成员不存在条约上的约束要求这一事实，恰恰保证了成员间的团结。

2·However, not all the countries that have signed the treaty have fulfilled this obligation.

然而并不是所有签署了这项协约的国家已经完全履行了这一义务。

3·Even prior to acceding to the treaty, China undertook to fulfill the obligations stipulated by the IAEA Statute, including the obligation to apply IAEA safeguard.

中国在加入该条约之前即承诺履行该机构规约的义务，包括保障监督的义务。