基于临界带能量特征的语音识别技术研究，光学测距离原理图。
With energy based on the critical characteristics of voice recognition technology, optical distance measurement diagram.
介绍激光成像雷达在制导技术上的应用，给出激光成像雷达制导系统工作原理图。
This paper expounds its schematic diagram, then designs the simulation of imaging laser radar and gives the methods of key modules realizing.
学习电修工艺技术的难点之一在于如何熟练地运用和分析原理图。
How to utilized and analyse the principle drawing skilfully is one of the difficulties in the repair wark of electrical apparatus.
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