查询词典 arc-weld

PSO algorithm and the function of the inertia weight are described. Using the characteristic of the tangent function and the arc tangent function for reference, two new strategies are produced.

首先分析了PSO算法惯性权重的作用，并借鉴正切和反正切函数的变化规律，提出了两种新的惯性权重改进策略。

An upper tangent arc is also just visible at the very top of the view.

在上方高处还能看到晕切弧。陆地巨鲨？

Arc tangent -- in radians !!!

反正切 --以弧度为单位！！！

CORDIC algorithm with the two parameters arc tangent.

详细说明：用CORDIC算法实现的2参数反正切。

According to this method, when variable slope is linked by beeline and arc that is tangent to the slope of the upper stream the relations between hydro-dynamic pressure and gradient angle can be obtained.

并应用该数值模拟方法，得出变坡处用直线连接以及用圆弧连接时的坡度角与动水压力之间的关系。

By means of uniting geometry with algebra, the arc length, tangent line, cotangent space and curvature of curve in four dimensional space are investigated, and the corresponding calculation formula in each cases are given.

用形数结合的观点研究了四维空间中曲线的弧长、切线、法空间和曲率问题，并给出了其计算公式。

The angle θ could be obtained by calculating the arc tangent of the signal ratio Vx/Vy through the interface circuit and PC processor.

当与被测转角θ的物件轴向相连的径向永久磁铁转动时，传感器给出了相对于被测角度的两种信号电压，通过接口电路和PC机组成的非接触式测量系统把信号转换为转角θ。

Step 6 shows how the strokes' strength lies inward from the contact spot, as an arc to a tangent, and that head-on contact creates a right angle against the ball's flight line, 6B.

图7G。第6课展示了击球的力量来源于从触球点的内旋，是球切线上的一道弧线，迎头碰撞与球的飞行路线产生正确的角度， 6B。

Then, combined with the implementation of Arc Tangent function, FFT algorithm, Differential Positioning algorithm, and telecommunication module, the general proposal of algorithm module implementation is presented, and the design methods of practical algorithm module implementation is proposed, together with instances illustrating the advantage of standard algorithm modules.

接着，论文结合北斗用户机研制工作中开发反正切函数、FFT、广域差分算法、指挥机电文通信模块等算法模块的设计实例，归纳出算法模块实现的通用方案和实用化规范算法模块设计方法，并以若干案例说明搭建规范化算法模块的优势。

It is the first laboratorial experiment results of self-volume deformation of MgO concrete applied to the arch dam foundation of Dongfeng hydropower station in Guizhou province, the laws of self-volume deformation of MgO concete is conducted, the long-term expansion deformation value is reckoned, the arc tangent curve model of the concrete is presented to describe the characteristics of expansion deformation of the MgO concrete.

本文以在国内外首次将MgO混凝土应用于主体工程的贵州东风水电站拱坝基础混凝土的室内自生体积变形成果为例，对MgO混凝土自生体积变形的规律进行了研究，提出了MgO混凝土自生体积变形的反正切曲线模型，用以表达MgO混凝土的膨胀变形特性和推算MgO混凝土的长期膨胀变形值。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。