aTV是television的缩写 TV is the television abbreviation [translate] aNo,there isn't.There isn't a computer on miss li's desk. and there aren't any computers on our desks.are there any computers in your classroom? 不,没有。没有一台计算机在错过锂的书桌上。 并且那里不任何计算机是否是在...
the use of mainframe digital computers for number-crunching applications such as the Fast Fourier Transform (FFT), which allows the frequency spectrum of a signal to be computed rapidly. These techniques were not widely used at that time, because suitable computing equipment was generally available ...