direction cosine中文，direction cosine的意思，direction cosine翻译及用法

2026-05-06 02:01 浏览次数 20

direction cosine

英[diˈrekʃən ˈkəusain]美[dɪˈrɛkʃən ˈkoˌsaɪn]

[数] 方向余弦

direction cosine 英语释义

英语释义

    1. any of the cosines of the three angles between a directed line in space and the positive direction of the axes of a rectangular Cartesian coordinate system —usually used in plural

direction cosine 例句

英汉例句

  • the coordinate transformation matrix based on the direction cosine parameters from the object coordinate system to the world coordinate system is derived by vector algebra.

    利用矢量代数的方法，推导出以方向余弦为参量的物坐标系到世界坐标系的坐标变换矩阵；利用矩阵求逆的方法，推导出世界坐标系到物坐标系的坐标变换矩阵。

  • introduce the principium and method of euler angle algorithm, direction cosine algorithm, quaternion algorithm, and rotation vector algorithm.

    分别介绍了欧拉角法、方向余弦法、四元数法和等效旋转矢量法的解算原理和步骤。

  • methods of spherical trigonometry and direction cosine matrix were applied respectively to derive the bracket error, and the two methods had the same error formula and the same calculation results.

    应用球面三角法和方向余弦矩阵法分别推导出双轴陀螺平台的支架误差公式，发现由这两种方法推导出来的公式计算结果是一致的。

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