laser beam modulation data line 激光数据传输线路
Laser on line without touching, through inductive can get accurate data.
激光对着线不用接触，通过感应就可以得到准确的数据。
The laser center line is further detected from the laser stripe through data processing and using alterable detection templates.
利用图像处理和方向模板的方法，在激光条纹的基础上进一步提取激光中心线。
Least-square principle method was used to process experimental data and the regression line obtained. The failure mechanism of the He-Ne laser tube under different current has been analyzed.
采用最小二乘估计法对试验数据进行了拟合，得到了回归直线，并分析了不同电流下激光管的失效机制。
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