从信息的分布模型，导出了信息的可测条件。
From the model, the measurable condition of information is derived.
采用最小二乘辨识方法，得到感应同步器测角误差模型的系数。
The parameters of error model were identified by the least square method.
该模型可以按给定精度要求逼近测头中心轨迹曲面。
The model could approximate to the trace surface by given accuracy.
主要讨论了采用光测设备测量模型自由飞的轨迹问题。
The problem of track measurement of model free flight by optical instrument is studied mainly.
主要讨论了采用光测设备测量模型自由飞的轨迹问题。
The problem of track measurement of model free flight by optical instrument is studied mainly.
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