Well, using, again, the double Angle formula.
再次利用二倍角公式。
In this paper, the nip Angle formula between hybrid orbitals is introduced.
介绍了杂化轨道间夹角公式。
METHODS Chromatogram can be treated as vector of hyperspace, and the similarity between them can be counted according to vectorial angle formula.
方法将色谱指纹图谱看作多维空间内的向量，利用向量夹角余弦的基本公式计算两个指纹图谱间的相似度；
Double Angle formula can transform the circular function equation to a biquadratic algebraic equation, and the analysis solution can be solved by extract equation directly.
用倍角公式可将该三角函数方程转化成一个四次代数方程，然后用求根公式直接求出解析解。
Making use of the points measured on the drum helical curve of concrete-mixer truck, the helical Angle formula of the helical curve is obtained by means of least square method.
利用测得的混凝土搅拌车拌桶螺旋线上的一组离散点，通过最小二乘法拟合出了求解拌桶螺旋线螺旋角的公式。
With cylindrical coordination, this paper establishes the contour surface equations and pressure Angle formula of the conical grooved CAM with translating conical roller follower.
借助柱面坐标，建立了圆锥滚子直动从动件圆锥槽凸轮的廓面方程和压力角公式。
Secondly, the optimum dip angle formula, which makes total length of the cables to be the shortest under the condition of obtaining the same anti-sliding effectiveness, is deduced.
推导了在获得相同抗滑效果的前提下，使得锚索长度最短的最优锚固角公式；
This paper establishes the contour surface equation of a torus CAM and presents a pressure Angle formula, it provides a simple and efficient method for designing this kind of cams.
建立了环面凸轮轮廓曲面的解析方程，同时给出了压力角计算式，为此种凸轮的设计提供了一种简单有效的方法。
For the problem of detonation driving plate, if some quantities could be gained from theories or experiments, we can deduce the projection Angle formula from the projection Angle equation.
对于爆轰驱动平板问题，当理论近似或实验拟合给出某些物理量后，可以借助抛射角方程导出适用的抛射角公式。
In this paper base tangent length is put forward and lead angle calculating formula is deduced.
这篇文章提出了公法线长度并推导出超前角的计算公式。
Blackburn's formula does this by sketching the arc of your car's turning capability into a full circle, then using the center of the circle to create the right-angle triangles Pythagoras loved.
Blackburn教授的公式通过对车的弧度和转角能力画圈，利用圆心来设置一个直角三角形。
Based on effect of the impedance Angle value size in flicker calculation formula, an engineering estimation method of impedance Angle for flicker calculation is presented in this paper.
本文在考察了闪变计算公式中网络阻抗角数值大小的影响作用后，提出了一种闪变计算中阻抗角工程实用估算方法。
This article presents the calculating formula of the caster Angle of cardan shaft and discusses principles for designing rational cardan shaft in the skew rolling mill.
本文介绍了斜轧机万向联接轴倾角的计算公式，并论述了合理设计万向联接轴的几条原则。
According to the uncertainty theory, this paper analyzes how the technical criteria influence the accuracy of Angle measurement and gets synthetical formula of Angle measuring error.
论文研究了接收机各项技术指标对测角精度综合影响的问题，基于不确定度理论，得出了测角误差的合成公式。
There is a factor which depends on the breaking scale in the formula of deflection Angle of timelike and spacelike test particles in the D-stars.
对于这类冷天体的类光和类时测试粒子的偏转角公式存在一个依赖于破缺标度的因子。
The paper analyzes the error in design of funneled bin, describes the correcting methods and derives the formula to determine the minimum discharge Angle of the bin.
本文就漏斗形料仓设计的误取区阐述纠正的方法，并推导出漏斗形料仓最小下料倾角的确定公式。
This paper educed the error calculation formula of the mine directional Angle by using the method of guidance relation connected with the triangle observation.
本文采用导向联系三角形观测方法，导出了矿井定向角度的误差计算公式。
This paper use new method on the forecastle deck's lumination calculation , then dedude currency formula for every light which fixed with some angle .
在对艏楼甲板进行照度计算时还引入了新的方法，使我们对一些有一定倾角安装的灯具的照度计算有了通用公式。
In this paper calculating method of lead angle of helical gear by measuring span length of length bar and base tangent length is put forward and lead angle calculating formula is deducel.
分析齿轮主要参数，提出用测量跨棒（）和公法线长度计算斜齿圆柱齿轮螺旋角的测绘方法，并推导出螺旋角的计算公式。
The polar equation of non-circular gear pitch curve, calculation method of center distance, formula of pitch curve length, primary circle radius and pressure Angle is given.
给出了非圆齿轮的节曲线极坐标方程，两齿轮中心距的计算方法，节曲线长度、基础圆半径和压力角的计算公式。
At unstable state the formula of calculating unstable time using tangent Angle is established.
对于失稳的情况，建立了用割线角估算失稳时间的一般公式。
The formula of wedge angle is deduced under the condition of two-beam interference.
在考虑双光束干涉的情况下，导出测量平板楔角的公式；
Calculates the tooth profile Angle of pinion cutters with the corrected formula of tooth profile Angle. However, under this condition, the tooth profile designing error is not smallest.
插齿刀的齿形角一般按齿形角修正公式来求，但此时的齿形设计误差不是最小。
The angle control formula of the camera & pan-tilt-device system is educed with its vision coordinates, which provides theory basis for moving vehicle tracking.
通过摄像机-云台系统所采用的视觉坐标系，推导出了摄像机-云台系统转动的角度控制公式，为运动车辆的跟踪提供了理论基础。
Through the mechanical analysis, the differential equation for the longitudinal deformation of cold forming steel is derived, and the formula for longitudinal rotation Angle is obtained.
对冷弯型钢的纵向变形过程进行了力学分析，得到了变形微分方程，求得了转动角的理论公式，并对其变形形状进行了分析计。
With the aid of the formula for the rotation of a vector and constraint equations for the connecting rod, the rotation Angle and the coordinates of path points of the connecting rod can be obtained.
应用矢量旋转公式及连杆运动约束方程，我们可以求得连杆转角及连杆曲线上点的坐标值。
Result: Angle by formula is near by reality, which prove that the mathematical formula is clinically practicable.
结果：公式计算的角度与实际值基本相近，证明这一数学公式的临床可用性。
According to the volume oil formula of the straight gear pump, the volume oil formula of the helical gear pump is got and the helix Angle no trapping is found.
利用直齿齿轮泵的困油容积变化公式，求出了斜齿齿轮泵的困油容积变化公式，得到了斜齿齿轮泵不发生困油的螺旋角。
According to the volume oil formula of the straight gear pump, the volume oil formula of the helical gear pump is got and the helix Angle no trapping is found.
利用直齿齿轮泵的困油容积变化公式，求出了斜齿齿轮泵的困油容积变化公式，得到了斜齿齿轮泵不发生困油的螺旋角。
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