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Creative patterns are patterns used to create objects, abstracting the instantiation process. All creative patterns have two things in common. First, they all encapsulate the specific types of information used by the system. Second, they hide how instances of these classes are created and organized. Creative patterns include singleton patterns, factory method patterns, abstract factory patterns, builder patterns and prototype patterns.(1) On one side of the obstacle, two perpendicular rings illuminate red lights or two spheres;简先生着急地说道：眼下天色已晚，大队人马行军不便，只能等明天再后撤。27, Organize activities to close the relationship between department personnelThe characteristics of the second stage also include捉鬼大师杜炎流与金清杰本为夫妻，有一子一女，因两人处世态度和捉鬼方法不同，终导致离婚；但二人仍关心对方，更因两人身边有倾慕者故常借意斗气……1. Ships of 12m or more in length shall be equipped with a horn, and ships of 20m or more in length shall be equipped with a bell in addition to the horn. Ships with a length of 100m or more shall be equipped with a horn in addition to the horn and bell. The tone and sound of the gong must not be confused with that of the bell. The horn, bell and gong shall conform to the specifications set out in Appendix 3 to these Rules. The bell, gong or both can be replaced by other equipment with the same sound characteristics as their respective, but it is required to manually sound the specified signals at all times.