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Creates an object from its specific subclass. Q: How can it be realized? Answer: To create abstract classes derived from factories, that is, specific factories create specific products. Since products are to be created, product abstract classes and specific product classes are naturally needed.Same as the power supply section above!夜幕低垂，麦克斯（杰米·福克斯 Jamie Foxx 饰）在机场接了一位注定要改变他人生的客人――文森特（汤姆·克鲁斯 Tom Cruise 饰）。我梦见了那个女孩林聪轻声道：若是何老将军醒不过来，你就危险了。女子似乎知道他的意思，笑道：尹将军不必紧张，小女子许负有礼了。Column Introduction: Zhengda Variety Show has a large number of film sources. The film is the eternal brand of Zhengda Variety Show. In the new version of Zhengda Variety Show, the film is still the main section of the column. Therefore, while preserving the original columns such as "The World Is Wonderful", new columns such as "Guinness World Records" and "Action X" have been added. "Zhengda Variety Show" has been the brand column of the channel it broadcasts since its debut, with a very distinctive personality and stable ratings. First broadcast time: 18:00 every Sunday, rebroadcast time: 12:30 every Monday, and 09:30 every Sunday, and solo broadcast channel: CCTV-1