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3 选择错误的男人Editor _ Xia MuArticle 3 [Basic Principles] The supervision of the use of medical security funds shall adhere to the supervision according to law, be objective and fair, and have the same powers and responsibilities. Adhere to government leadership, social participation and self-restraint; Adhere to the combination of prevention and investigation, encouragement and punishment.1979年的冬季，北大荒某生产建设兵团接到了知青返城的文件，但团长却想扣押这份文件。工程连营区女战士裴晓芸头一次背枪上岗，心情格外激动，连长曹铁强告诉她下岗时去白桦林接她。团部会议室里，各连干部就团长擅自扣压文件一事展开了激烈的争论。曹铁强回忆起往事，感觉到任何人也阻挡不了知青返城的浪潮。寒风更加猛烈，一场暴风雪咆哮席卷了北大荒，800名知青举着火把汇集到团部，愤怒地等待着团部的答复。场面突然失控...Therefore, if there are mistakes, please correct them, if there are problems, please communicate.Provides an interface for a series of objects. Q: How can it be realized? Answer: Provides abstract interfaces for multiple products