帮忙翻译下信用证条款,急啊!

题目

帮忙翻译下信用证条款,急啊!
47A: 附加条件
(1) 3PCT more or less in credit amount and quantity are allowed
(2) in case of transfer: Advising bank is authorized to act as transferring bank ,the bank effecting the transfer must send a notification to our office. This credit may not be transferred to any person with which U.S. persons are prohibited from doing business under U.S.foreign assets control regulations or other applicable U.S. laws and regulations
求高手翻译,急啊!谢谢!

答案

1.允许3 %的数量和信用证金额上下浮动
2.关于转让：通知行需要中转行授权生效.生效时转让人必须发一个通知到我们的办公室.该信用证不能转让给在美国外资控制条例或其他相关法律和条例规定下不能从事商业活动的人.