For special earthquake location research, it also provides function to draw two dimensional isogram drawings of earthquake location error and distribution drawings of three dimensional error.
对于专门进行地震定位研究的工作，还提供了绘制地震定位误差二维等值线图和三维误差分布图的功能。
According to the different height error requirement of the system, a two dimensional and a three dimensional area for command and guide success are defined.
依据指挥引导高度误差的不同要求，分别定义了二维指挥引导成功区和三维指挥引导成功区。
This paper presents the error models developed for handling geometric features in three dimensional Geographical Information Systems.
本文提出了三维地理信息系统中几何特征的误差模型。
Based on the INS error correction by quasi-three dimensional model, the method of the combination of camera imaging system with SINS to deduce the measurement matrix was utilized.
文中基于准三维模型对惯导系统误差校正的思想，利用摄像机成像系统和捷联惯导系统（SINS）相结合的方法，着重对量测矩阵进行推导。
Based on the part surface errors and fixture setup errors, locating error model of three-dimensional part is built.
基于定位点处的尺寸偏差，建立了三维零件的定位误差模型。
Furthermore, a three-dimensional nonlinear formation controller based on relative error is designed and the tracking control law is obtained.
设计了基于相对误差的三维非线性跟随弹编队控制器，得到相应的跟踪控制律。
A high precision three-dimensional micro displacement test platform was set, and the measuring range, linearity and displacement error of the probe were tested and verified by experiments.
搭建了高精度三维微位移测试平台，对测头的测量范围、线性、位移误差进行了实验验证。
The three-dimensional information of objects is enormous. When the data was transmitted, the error would be occurred in communication lines because of attenuation, distortion and noise.
由于实物的立体信息大，而且在数据传输过程中，由于衰减、失真和噪声，会使通信线路上的信号发生错误。
The three-dimensional information of objects is enormous. When the data was transmitted, the error would be occurred in communication lines because of attenuation, distortion and noise.
由于实物的立体信息大，而且在数据传输过程中，由于衰减、失真和噪声，会使通信线路上的信号发生错误。
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