With full control of volume levels handed to the system, the computer could automatically lower the din on one channel and allow the speech to come through as a pleasant relief.
只要将音量水平的控制权交给系统，计算机就可以自动降低一个声道的声音，让语音发出悦耳的声音。
2
The main difference between the Germanic DIN standard and ISO standard of HSK tool system and its influence on the features such as orientating accuracy and integrating rigidity are analyzed.