其多项式系数又表示为入射角的余弦的另一个羃级数。
The polynomial coefficients are expressed as another power series of cosine of incident angle.
特别地，能得到α角的余弦值，我们知道如何找两向量的夹角。
In particular,cosine of alpha,I can get, well, we know how to find the angle between two vectors.
伏特量交流电路中电压与电流的有效值以及电流与电压之间相位角的余弦之乘积。
The product of the effective values of the voltage and current with the cosine of the phase Angle between current and voltage in an alternating-current circuit.
推导出高能原电子斜入射时的金属的有效真二次电子发射系数的表达式，它与入射角的余弦近似成反比。
This paper derived the formulation for the real efficient emission coefficient of secondary electron under the condition that high energy primary electron incident on metal obliquely.
一个数学函数，返回指定表达式中以弧度表示的指定角的三角余弦。
Is a mathematical function that returns the trigonometric cosine of the specified Angle, in radians, in the specified expression.
在数字式交鄄交变频器中，一般采用直线方程近似三角方程的方法实现余弦交点法求触发角。
An algorithm to realize the cosine wave-crossing method in digital cycloconverter is performed by using the linear equation to approximate trigonometric equation.
将三角形中的余弦定律进行推广，得到一般平面封闭折线的余弦定律。
In this paper, the cosine law of general closed planar broken line is acquired by generalizing cosine law of triangle.
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。
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.
研究了两种基带IJ F脉冲信号：双码元间隔升余弦脉冲以及双码元间隔三角脉冲，并对它们的性能参数作了比较。
Tow base-band IJF pulse signal have been researched: the time-limited double-code rise cosine pulse and the time-limited double-code triangle pulse.
在三角区域的广义正弦函数和广义余弦函数基础上，定义了三角区域的离散广义正弦变换和离散广义余弦变换。
Based on the generalized sine and cosine functions in the triangular domain, the discrete generalized sine and cosine transform are defined.
针对自整角机的轴角数字转换，提出了分区间正余弦信号相比较编码和双峰值采样的方法。
A practicable solution to the angle-digital conversion of synchro is provided, which includes cut section coding for the ratio of sine to cosine and sampling on double peak value.
正、余弦定理的几点应用摘要正弦定理和余弦定理是三角形边角关系及三角函数种最常见、最主要的两个定理。
Sine and Cosine is the triangular relationship between the corners and trigonometric functions of the most common, the two most important theorems.
实验结果表明，对于大型复杂场景，该算法的检测效率优于其他基于余弦函数的视点与三角形碰撞检测算法。
Experimental results show that, the detection efficiency of the algorithm is superior to others, especially for large complex scenes.
实验结果表明，对于大型复杂场景，该算法的检测效率优于其他基于余弦函数的视点与三角形碰撞检测算法。
Experimental results show that, the detection efficiency of the algorithm is superior to others, especially for large complex scenes.
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