limited-purpose computer 专用计算机
The Nanjing super craftmanship Limited company develops with the production computer carves the mill dual purpose machine specialized factory.
南京天工有限公司研制和生产电脑雕铣两用机的专业厂家。
The main purpose of public libraries is to provide books and they should not waste their limited resources and space on providing expensive hi-tech media such as computer software, videos and DVDs.
针对这样一个题目，通过审题，题目要求考生探讨图书是否需要提供高科技媒体。
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