The digitalization , internet and the function diversification become the new tendency of the next generation voice recording technology 近年来,数字化、网络化和多功能化已成为新一代车载语音记录技术发展的趋势。
The auto lensmeter uses optic theory , motor technology , ccd technology and dsp technology . it realizes automatization , high precision and function diversification 全自动数字查片仪利用了光学原理,电机技术, ccd传感器技术和dsp技术,实现了镜片检测的自动化、高精度化和功能的多样化。