【简答题】The wide apllication of electonic machines in scientific work, in designing and in economic calculations will free man from the labor of complicated computations.
【判断题】When all of these axes are used in conjunction with each other, extremely complicated geometries, even organic geometries such as a human head can be made with relative ease with these machines.这句话的意思...
【单选题】Thank to the investment from a foreign company the iron and steel factory was able to buy a lot of______ new machines necessary to modern manufacture.