I have a service passport to America.
我有美国的公务护照。
I am a service passport holder and have a valid B1 visa. If I am invited to attend an academic conference in the US and apply for a J1 visa, will my B1visa still be valid?
我持公务护照,并且有有效B1签证。如果应邀去美国参加学术会议,要办理J 1签证,那么我的B1签证还会有效吗?
MS Passport is built on.net and shows how a Web service in general can be used for authentication.
MS Passport构建在。NET之上,并且展示了一般的Web服务如何用于认证。
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