搜集好你的N - 400申请表，照片以及其他辅助材料的复印件。
Gather your N-400 application, photos, and all copies of supporting documents.
直接加配槽液溶解，其他辅助材料特别是有机烷基，镍分子添加剂，也必须按比例补加。
Dubs in the tank liquor to dissolve directly, other accessory material are specially the organic alkyl, the nickel member chemical additive, must supplement in proportion.
多阅读与教科书内容有关的辅助材料或其他有益书籍，以扩大知识面，丰富专业词汇，帮助理解所学课程。
Read more about the content of textbooks and supplementary materials or other useful books, in order to expand knowledge, rich vocabulary of professional help to understand the science curriculum.
应用推荐