请问小白兔，pjiang老师，收音机等：４８５可以在不同的category间转换吗？比如，从NIW转到EB1.

所有跟帖： 

• 回复：你可以在批准前选择一种，之后不得转 -radiology- ♂ (0 bytes) () 08/17/2007 postreply 12:12:19

• The branch of medicine that uses ionizing and nonionizing radiat -妈妈鸡- ♀ (0 bytes) () 08/17/2007 postreply 12:14:55

• 回复：怎么那？我对电离辐射过敏 -radiology- ♂ (0 bytes) () 08/17/2007 postreply 12:18:03

• Possible when both I-140 have been approved - 回复：请问小白兔，pjiang老师， -pjiang- ♀ (0 bytes) () 08/17/2007 postreply 12:35:29