If an activity has more than one activity code, please fill in the one that includes "EAA".
如所参加之活动有不止一个编号，请填有「EAA」之活动编号。
Activity code is assigned automatically by the system, used to share this project;
活动编码是系统自动分配的，用于对外分享此项目；
Activity code is assigned automatically by the system, used to share this project;
活动编码是系统自动分配的，用于对外分享此项目；
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