掌握良好的计算本领在理科的学习中非常重要。然而,我国高中生这方面的能力正在逐渐下降。究其原因,主要是由于他们缺乏正确对待数学计算的态度、教材缺陷以及电子设备的广泛使用。 Mastering good computational skills is very important in science. However, our ability of high school students in this area is gradually declining. The reason is mainly due to their lack of correct attitude toward mathematical calculations, teaching material defects and the widespread use of electronic equipment.