A widely known achievement of radio electronics is an electroniccalculating machine that can perform several thousand arithmetical operations in one second.
电子计算机是无线电电子学的一项人所共知的成就，这种计算机一秒钟能进行数千次运算。
2
Electroniccalculating procedures are now sometimes used for the last step. Electronic equipment has also speeded up many other highway engineering calculations.
现在，电子计算程序有时被用在最后一个步骤。电子设备也已经加速了许多其他公路工程的计算。
3
The paper analyzes the factors affecting the sort and number of electronic equipment, spare parts gives a method for calculating the sort and number of spare parts.