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A complete computer system consists of hardware and software. As the name implies, hardware is the physical equipment that can be seen and touched in the computer, such as the host computer. Software, on the other hand, is relative to hardware. It refers to various programs and related documents needed to run on the computer, such as a drawing software or a gobang game. Computer hardware and software are indispensable. Hardware is the material basis on which software can work and is the "body". Software is the soul of the computer and the core of controlling and operating the computer. They complement each other and form a complete computer system. From the appearance, the computer includes: monitor, host computer, keyboard, mouse and sound box.Any unit or individual has the right to report and complain about violations of the medical security fund.Equestrian is a general term for all kinds of sports carried out on horseback. As early as the Bronze Age more than 4,000 years ago, there were horse riding competitions.就要过年了，7岁的小女孩娜西亚的新年愿望就是想买一条长着四条鳍的、白白胖胖的金鱼，可是因为家境贫寒，妈妈始终不肯答应。好不容易在她和哥哥一齐软磨硬泡之下，妈妈答应了这个要求，将家里唯一的500块给了她。故事以宇宙中罕见天体的运行为设定，围绕卢氏一家发生的左冲右突的家庭喜剧。你现在还是好好上学，多学点技术，总没有错的。