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Composite Reuse Principle (CRP) is to use some existing objects in a new object to make it part of the new object. New objects reuse used functions by delegating to these objects. In short, it is necessary to use synthesis/aggregation as much as possible and not inheritance as much as possible.《笑傲江湖之东方不败》《倚天屠龙记之魔教教主》两部电影的巨大成功，原着人气占了很大因素，但是谁也不能否认天启的编剧水平和电影眼光。(a) legal person status, registered capital of more than 2 million yuan, site construction area of more than 100 square meters;Task Items:It is very important to solve the problem of waste packaging and promote green express delivery. On the one hand, at the source, it is necessary to formulate industry standards and packaging material standards to promote more environmentally friendly packaging materials; On the other hand, it is also necessary to strengthen recycling at terminals. For a single individual, the discarded express packages may be dozens of woven bags and packing boxes, but when the whole society comes together, the number of discarded woven bags and packing boxes can reach an astonishing billions in a year. If every individual covets convenience and labor, discarding it and throwing it away at random, it will not only cause waste of resources, but also bring pressure to subsequent garbage disposal and even cause environmental pollution. It seems that the society pays the bill, but in the end it is everyone living in this society. Green life requires us to practice it together.四书之一,儒家思想,有「孟子的生平」、「梁惠王篇」、「公孙丑篇」等。用动画表现出来,使其更加简单易懂。