规模经济是指随着一种产品、一个工厂或一家厂商的产量水平的提升,厂商产量增加的倍数大于成本增加的倍数,长期平均成本不断下降。
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Computers are generally classified according to the __________________________.
_______________ are the fastest and the most expensive computers and use lots of ___________ at the same time on one problem.
________ are often used by large organizations for bulk data processing.
A server computer is also called a _______________. Its system allows all connected users to share and store ______________ and applications.