Computers have brought about many changes in our world. With the devek,pment of science and technology, the use of eleclronic computers is growing year by year in various fields of man' s activities. They have been of great help in scietific rescarch and engi neering They can do at a very high speed the calculations too complicated for a man to do in a few days or even in a few years.
計算機給我們的世界帶來了許多變化,隨著科學技術的發(fā)展,計算機在人類活動的各個領域中的使用年年增長,計算機對科學研究和工程學幫助很大,它們能以很快的速度運算,這些運算很復雜,要用人工運算需要幾天甚至是幾年。