reference coordinate system

the engineer defined a base reference coordinate system for the project.

工程师为这个项目定义了一个基础参考坐标系。

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The deflected angle can be obtained from the slope of the line. The method used to find the coordinate of the reference point in the machine coordinate system also can be used to detect the deviation between the nozzle and the center of component.

由直线的斜率可得到元件的偏转角，利用基准点找质心的方法可确定元件中心坐标，其与图像中心的偏差经坐标转换可得吸嘴偏离元件中心的实际偏差。

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scientists use the world reference coordinate system for mapping.

科学家们使用世界参考坐标系进行地图绘制。

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the engineer explained the basic reference coordinate system to the students.

工程师向学生们解释了基本参考坐标系系统。

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The Fourier analysis is carried out in a sliding coordinate system, eliminating the accumulated error caused by the difference between the internally generated time reference and the line cycle when performing discretization on Fourier algorithm.

另外，为了消除在对Fourier算法离散化时由于内部时钟与电网周期不完全同步引起的积累误差，采用了在滑动时间坐标系中进行Fourier分析的方法。

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The problem of datum about combined algorithms is studied in detail, the coordinate reference datum of basic space time reference system is analyzed, some algebraic constraints used to define the reference datum are studied in detail. 4.

研究了联合解算中的基准问题，分析了基本时空参考系的坐标参考基准，系统研究了定义参考基准的代数约束。

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it is shown that the number of operations in computer-aided generation and in solving the process of the dynamic models can be significantly reduced by choosing the local coordinate system attached to the end-effector as a reference coordinate system.

文中表明采用上述模型并选用端部执行器的局部坐标系作为参考坐标系，可大幅度降低机器人动力学模型的计算机辅助生成及求解的运算次数。

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The whole centrifugal pump system, including leading-in conduits, blades, pump housing, and discharging tube, was calculated using the multi-reference coordinate and standard k-ε turbulent model.

选用多重参考坐标系及标准k-ε湍流模型，计算对包括导入管、叶轮、泵壳及出水管在内的整个离心泵系统。

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Analysis the structure of the CNC machine tools, description the feature relationship between the two adjacent moving body. Definition body coordinate system, sports reference coordinate system, etc between adjacent body of the characteristics transformation matrix when have errors.

分析数控机床的结构组成，描述两相邻运动体之间的特征关系，定义有误差情况下相邻体间的特征变换矩阵的体坐标系、运动参考坐标系等。

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Thus for non-coincident nodes a special reference coordinate system is available a uniaxial reference coordinate system.

因此,对于 非 一致性的节点,通常要使用单轴参考坐标系.

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then, e, equivalent to the transformation matrix from wcs to ccs, is computed by transforming them to a common reference coordinate system ( rcs).

E就是从WCS到CCS的变换矩阵，求解该矩阵可以通过把它们变换到一个公共的参考坐标系（RCS）求解。

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