central angle

In this paper, circular steel pipe is done for the quantitative study by detecting the sonic time and we do a quantitative calculation made by calculating the chord length defects of the central angle.

利用检测的声时值对圆形钢管进行脱空定量研究，提出了通过计算缺陷处弦长所对应圆心角的大小来进行脱空的定量分析。

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Hyperbolic/ Parabolic Interpolation Algorithms Based on Central Angle Division

基于圆心角分割的双曲线、抛物线插补算法

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In laboratory experiments, the expansion angle and impact area of gas-solid two-phase jet, distribution of the central and outer jer flow as well as the influencing factors were measured.

试验中测定了气&固两相流的射流膨胀角及冲击面积，探讨了中心射流与外层射流的分布及其影响因素。

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In order to reduce the effect of friction and the flat quality of specimen on test results, the better choice of central angle of the flat is 20 °~ 30 °.

综合考虑摩擦效应和平台加工质量的影响，圆盘中心角以20°～30°为宜。

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Elliptical, hyperbolic and parabolic interpolation algorithms are introduced in this dissertation, which are based on central angle division.

介绍了基于圆心角时间分割的圆弧、椭圆、双曲线、抛物线等插补算法；

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Influence of Eccentric Support on two-span Curved Box-girder Bridges with 45-degree central angle

偏心支承对45度圆心角双跨弯箱梁桥的影响

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Central angle is an important influencing factor of the mechanical behavior for curved beams.

圆心角是影响曲线梁力学行为的重要因素。

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Effect of Central Angle and Bearing Arrangement on Bearing Reaction of Arc Curved Girder Bridge

圆心角及支座布置对圆弧曲线箱梁桥支座反力的影响

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For strengthen its visuality, this paper present color proportion method to distinguish cross poly-lines, central angle mapping method to exhibit information distribution, and axes are not equivalent changed showing the detailed information in the key area.

本文就增强其可视性进行了研究，提出了颜色比例法以区分相交折线，圆心角映射法展示信息的分布和坐标轴非等值变化显示重点区域详细信息。

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Moreover, the bigger the central angle of floating deck is, the higher the sound radiation power is.

甲板圆心角的增加会增大壳体的辐射声功率级。

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The results indicate that the central angle, radii and speed all influence the traffic safety and riding comfort.

最后，对实际路段进行仿真，结果表明在圆弧段上，参数圆心角、半径、车速均对行车安全舒适性有影响。

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In Order to ameliorate the disadvantage of spherical surface's NC machining methods which are used at present, the paper brings forward a new method& using central angle to decide the depth of process layer.

针对目前常用球面数控加工方法效率较低、加工精度不一的缺点，提出了一种改进方法即等角度分割插补法确定加工层切削深度。

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Tighten central screws on the sprocket and camshaft controller to the prescribed final torque using a torque angle wrench.

用扭力角度扳手将链轮和凸轮轴控制器上的中央螺钉拧紧至规定的最终力矩。

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According to the interpolation principle of time division of an arc, a hyperbolic interpolation algorithm and a parabolic interpolation algorithm based on central angle division are developed.

根据圆弧的时间分割法插补原理，开发了基于圆心角分割的双曲线、抛物线插补算法。

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Calculation of the Central Angle of Pressure Vessel Wound Type Heads

压力容器缠绕封头中心角计算

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Results can be gotten as follows: ( 1) The change of central angle has biggish effect on vibration mode of curved girder bridge which is dominated by adverse torsion.

得到以下研究成果：（1）圆心角的变化对曲线梁桥不利扭转为主的振型的影响较大。

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With the increase of the change of central angle, vibration mode of curved girder bridge, which is dominated by torsion, appears later and later, also less and less.

随着圆心角的增大，曲线梁桥的以扭转为主的振型出现的越来越晚也越来越少。

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When the central angle is increased, the torsional effect and the transversaldisplacement is obvious.

当圆心角较大时,上部结构的扭转效应和横桥向位移均较大.

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The Effect of Central Angle on Elastic and Plastic Mechanical Behavior of Prestressed Concrete Curved Continuous Beams

圆心角对预应力砼曲线连续梁弹塑性力学的影响

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A series of factor such as the difference about the centre of figure and the shear centre, curvature radius, central angle is discussed. Sometimes it is better to locate the force half-way between the centroid and the shear centre.

对曲线梁中的剪、形心位置的差异以及曲率半径、圆心角、预应力大小、摩阻损失等内力影响因素进行了分析。有时，荷载作用在形心与剪心距离的一半处较为有利。

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Applying the software of analyzing distortion of circle of general gravity center, we might select the experimental project by adjusting the radius and central angle to control the distortion.

利用《人体总重心圆失真分析软件》通过调整总重心圆半径和圆心角的大小来控制人体总重心圆的失真程度，可根据计算结果来选择实验方案。

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From take the manufacturer as the central angle conformity entire supply chain strategy, proposed based on supplies the chain to retail the channel management.

从以制造商为中心的角度整合整个供应链战略，提出基于供应链的分销渠道管理。

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When the half central angle is small, the arch will freely vibrate about the position different from the original static one after the rectangular loading is finished.

对圆拱的分析表明，当中心角之半θ0较小时，矩形荷载作用完后圆拱在偏离原静止状态的位置附近自由振动。

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To put forward the methods of determining the shape and size of shaped steel wire such as how to calculate the curvature radius in normal plane and the central angle corresponding to large section, then the pass can be designed by computer.

提出确定异型钢丝形状和尺寸的方法：（1）计算异型钢丝在法面内的曲率半径；（2）计算异型钢丝大面所对应的圆心角。

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Let angle AOB be taken as a central angle of a circle.

设取∠aob为一个圆的圆心角。

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New method and design for measuring the local convex circle radius are introduced. This method can directly measure the radius of local and convex circle whose central angle is bigger than 53', without secondary calculation.

介绍了测量局部凸圆半径的一种新方法及其设计方案，该方法能直接测读圆心角大于53°的局部凸圆半径，不需要二次计算，适于生产现场使用。

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The essay will put forth some countermeasures to reduce disoperation from theoretic angle after analyzing on games within central government, local government and farmer.

本文就是在分析中央政府、地方政府和农民之间的博弈关系的基础上，从理论视角提出一些减少不合作的对策。

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Research on central angle of female die in hole expanding test

对扩孔试验用凹模圆角半径的探讨

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Research and Development of Calculation Equation of Arch Central Angle in Glass Furnace

玻璃熔窑碹结构中心角计算公式的研究与开发

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A circular ring sector with appropriate radii and central angle may be taken as approximate developing pattern of a coil of an undevelopable right helicoid.

具有适当半径和中心角的圆环扇形可取为不可展正螺旋面一个导程的曲面的近似展开图。

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