4.硬、软件以及硬件中的主机、外部设备协同发展,硬件强软件弱、重主机轻外设的情况有所改变.本文上一篇介绍的大都是硬件的发展情况,其实随着计算机应用的真正展开,软件的作用和意义已经越来越明显,在某种意义上,可以说超过了硬件.美、日等先进国家,目前计算机产业中软、硬件产值的比例,就为55:45,即软件超过了硬件.在我国,95年软件的销售额为68亿元.比94年增长 4. Hardware, software and hardware in the host, the external devices to develop together, weak hardware and software, heavy-duty mainframe light peripherals have changed.In this article, the last one describes the development of hardware, in fact, with the computer application The real meaning of the software has become more and more obvious, in a sense, it can be said that it exceeds the hardware. The United States, Japan and other advanced countries, the current computer industry in the proportion of software and hardware output, it is 55:45, That is, the software surpassed the hardware.In China, the sales of software in 2008 was 6.8 billion yuan, more than that of 1994