美国访问学者邀请函是有一定的书写要求的，很多申请人和导师都不知道怎么写邀请函才能最好的配合学生，下面签证中心就为大家列一个比较标准的中英文对照的模板，希望能对大家有所帮助。
美国访问学者邀请函的具体要求：
1、使用留学院校专用信纸。
2、申请人的基本信息（包括姓名、出生日期、国内院校）
3、标明留学身份（联合培养博士生，美国学校提供的身份应能申请J-1签证，学生应向美方学校索取DS-2019表）
4、留学的起止时间和留学期限。
5、明确指导教师，留学专业或受邀人在国外要从事的研究课题。
6、费用情况（是否免学费或提供学费，是否收取注册费或提供其他工作机会等。如收取学费，又提供资助或工作职位，则应标明具体额度。
7、注明申请人的外语水平符合国外院校的要求。
8、外方负责人的联系方式及发邀请人的签字。
9、如申请专项奖学金项目，需要对方在邀请信中明确推荐意见。
下面是给导师写的完整的邀请函英文说明（仅供参考）：
Applicant should also be demanded to submit invitation letter to ChinaScholarship Council (CSC). If possible, I sincerely want to obtaininvitation letter from you and I’ll be very appreciate about it. Pleasedon’t hesitate to contact me if you have any question. According to theproposition of CSC, the invitation letter should contain following items．
a. Use special letter paper of host institution。
b. Contain basic information of applicant, such as name, birth date and domestic institution。
c. Indicate the station of applicant in host institution．
d. Applicantcould apply for J-1 with the station (I am visiting scholar?）
Indicate duration of study
e. Indicate study topic and host supervisor of applicant
f. Indicate tuition of study (Exchanging student should be free of tuition）
g. Indicate intellectual rights of applicant’s work. (For theconvention of my school, the intellectual rights should be shared bydomestic institution and host institution. The applicant should be thefirst author of his/her work, the domestic institution should be thefirst unit and host supervisor should be corresponding author.）
h. Indicate English level of applicant meeting demands of Ph.D. studyi. Corresponding address and signature of the host supervisorI’m sorry to disturb you so much and thank you again for your kindness．
Best wishes,Sincerely yours
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