The above is only a model of "Long En" bicycle, If you need to generate other types of bicycles, Other subclasses can be written. The most important advantage of factory mode is that some of the same methods can be implemented. We can write code in the parent class for these same methods. If we need to implement specific business logic, we can rewrite the parent class's methods in the subclass to implement our own business logic. In terms of professional terms, there are two points: First, weaken the coupling between objects and prevent code duplication. Instantiating a class in a method eliminates repetitive code. Second: Repetitive code can be written in the parent class. Subclasses inherit all member attributes and methods of the parent class. Subclasses only focus on implementing their own business logic.要是郡主嫁进来，没准过不惯。以陈国庆70年的经历为背景，以改革开放后创业经历为主线，讲述了随新中国成长的那一代企业家和时代交融变迁的故事。主人公经历了新中国成立，知青下乡，国营计划经济，改革开放，下岗潮，创业潮，转型升级以及品质商城的建立。陈国庆的企业家精神就是知青下乡时从农民身上学来的不怕吃苦和艰苦奋斗。而后又从国营厂里面开始学习各种专业技能，为以后的创业打下了扎实的基础，之后又下海创业再到后来转型升级，最终研发出了自己的专利。故事借助陈国庆这个人物，在反映当代企业家精神面貌的同时，也反映了新中国70年的历史变迁。故事也集中反映了我们中国这一代企业家独具特色的企业家精神由来，发展和变化，表达了独具中国特色的的工匠精神。正此时，舰队后方二十艘海马船全速开桨，赵光头率海马船旗舰冲至刻意降速落在最后的那艘战舰后面，毫不犹豫，以铁撞角击在船侧，投出油罐火种，一把火将此舰点燃。本剧改编自同名高分人气网络漫画，讲述在优渥环境下长大的金正惠（李枖原 饰）与在传统市场做鱼店生意、过着不如意生活的红桃洪度熙（罗美兰 饰）及以孤儿身份生活的美淑（明世彬 饰），这三个女人怀着不同原因复仇的故事。遇见的巧合何止一桩，孙鬼去找他，偌大的靖国，两人就那么碰上了。
