这次行动将等级升到了国际等级体系的最高，这个体系是1989年由一个专家小组制定的并被国际原子能机构监督。
The action lifts the rating to the highest on an international scale designed by an international group of experts in 1989 and is overseen by the International Atomic Energy Agency.
中国坚定支持国际原子能机构执行核安全行动计划，逐步增加向核安全基金的捐款。
China firmly supports the IAEA in implementing the Action Plan on Nuclear Safety and will increase donations to the Nuclear Security Fund.
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