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Explain that in the OrderPizza method, we do a lot of things, including calling the CreatePizza method to generate a desired pizza, and then doing a series of operations on the pizza. The key point is that Pizza is defined as an abstract class, which means that in the OrderPizza method we don't care what type this Pizza is at runtime, in other words, this is decoupling. The coupling between PizzaStore and Pizza is uncoupled.So far, the two methods for iPhone and iPad to enter the recovery mode have been introduced.　　根据匿名举报，周鞍钢来到好友方兴的集团内部，从监管经济问题入手，层层剥茧、丝丝入扣，发现与新药相关的人和事存在诸多疑点，凭着职业的敏感更警觉到这一国有企业投资上亿元的新药配方及样品受到大多利益集团的关注，面临的艰险更激励他全身心地投入到工作中去。故事发生在肉类加工厂。车间工会主席大李，是一个热心于各种社会工作、群众关系极好的先进工作者，不过身体甚差，天阴下雨必然腰酸背痛，绰号叫“气象台”。老李和小李是一对父子，小李有青年人火热的性格，生活给他带来了无比的快乐...淼淼那边，爹去找你秦伯伯。故事一开始，花枝突然放弃空手道选手的梦想，过著无精打采、散漫的每一天，但却像是命运般的相遇，遇上了在比赛前她必听的决胜曲的作者芦田春树