嗯~教官不要~受不了了_嗯~教官不要~受不了了

The reason why the logic for creating an object is put into a separate class is that it can be used by multiple clients. And separates the creation and use of objects. However, this design also has many defects. First of all, SimpleFactory is a specific class, so we must program for the implementation, making the system lose its flexibility in this respect. Second, if we add new products, we have to modify the code in SimpleFactory, which violates the opening and closing principle. The above model is also called simple factory. He does not appear in GOF mode, it is more like a programming habit.翘儿见一切已成定局，提前说明白：那可说好。Huang Jinbo and Liu Chengjian, who were under covert supervision, also joined the siege.本剧以史实为依据，全方位展现了一段鲜为人知的历史：共和国领袖毛泽东和周恩来、聂荣臻等老一代领导人运筹帷幄，英明决策，钱学森、邓稼先等杰出科学家在极端困难的条件下，自主研制两弹一星，开创了中华民族屹立于世界东方的丰功伟业。全剧闪耀老一辈开国元勋的风采和爱国知识分子的光芒，唱响了一曲五星红旗迎风飘扬的艰苦奋斗、无私奉献的主旋律。本剧还以纪实的风格，全景式展现了从国事到家事、从事业到爱情、从领袖到元帅、从将军到士兵、从大科学家到普通技术员、从原子弹理论设计到技术上的难关和细节。听闻此言。男人就这么被三人人畜无害的表情打动，颇为诚恳地说道：去召集所有无田户、缺田地户，跟上我，日落之前，你们就有田了。