转角

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。

The check and measure methods of Bragg angle step and precision etc. parameters with high precision autocollimation are investigated.

针对同步辐射光束线中的弧矢聚焦双晶体单色器，研究了高准确度自准直平行光管对Bragg转角的步长分辨、转角准确度等参量检测的方法。

Helix and angles turns out alternately in Sheep C3d second structure, which helix accounted for 55.12%, strand to 2.31%and coil for the 42.57% of such a structure conducive to the performance of barrel-shaped structure is formed.

绵羊C3d二级结构中螺旋和转角交替出现，其中α-螺旋占55.12%、β-折叠为2.31%，转角区域为42.57%，这样的结构有利于其桶状结构的形成。

Two different methods based on ship rectangular frame and inertial frame are proposed separately according to consistence of radar base angle and beam angle.

本文首先研究了舰载两轴雷达系统抑制船摇的方案，对雷达天线转角和波束转角一致和不一致的情况，分别提出了基于甲板坐标系稳定和基于大地坐标系稳定的不同方法。

In order to investigate the coupling characteristics between elastic deflections and rigid motions of the blades, the moderate deflection beam model was adopted to treat elastic deflections and two methods were adopted to treat rigid motions based on infinitesimal rotation and finite rotation.

为了研究桨叶刚柔耦合特性，采用中等变形梁模型处理桨叶弹性变形，分别采用小转角和有限转角两种方法处理桨叶绕铰的刚性运动。

Results show:(1) coupling of elastic deflections with rigid motions is distinctive;(2) computations of two methods are in good agreement with test data, when rotation angle is small;(3) when rotation angle is large, couplings increase distinctly and the differences between the results of the two computational methods increase;(4) the bending stiffness has evident effect on the coupling, and the coupling will increase with the decrease of bending stiffness;(5) in case of the blade is relatively soft, the calculated values of phase lag and amplitude augment based on infinitesimal rotation will exist.

计算分析表明：(1)弹性桨叶存在较明显的刚性运动和弹性变形耦合；2）挥舞角较小时，两种处理方法计算结果一致，均与试验数据吻合较好；(3挥舞角较大时，刚柔耦合增强，两种处理方法的计算值差别较为明显；(4)桨叶弯曲刚度对桨叶刚柔耦合特性有较明显影响，刚度越小，耦合越强；(5)桨叶如果比较柔软，小转角处理方法计算值相对有限转角处理方法，相位滞后、幅值增加均较为明显，计算桨叶动响应时需引起注意。

Analyze the distributing rule of velocity and velocity instantaneous, and also study the relationship between comers and the relationship between corners and position when the mechanism turning.

研究了该机构的卡当运动，分析了运动过程中的速度和速度瞬心的分布规律，并分析了卡当运动过程中各转角间及转角与顶点位置间的相互关系。

Based on the selection rules on the rotational joint fit comer, spherical joint fit comer and parallel bar interference, which are application-based, the relationships between those restrictions and mechanism parameters are deduced in the mathematic functions, especially for the compound spherical joint.

文章摘要：以6-RSS型并联机构为研究对象，建立解析形式的反向运动学方程，给出考虑驱动副转角范围、球副转角范围、连杆干涉等约束条件时的反解选取准则，推导出每种约束表达与机构参数间关系，特别是复合球副独特的附加约束表达。

Large diameter pipeline in soft groundwork must adopt flexible jointer with higher corner value;it needs to deal with groundwork in case of adopting flexible jointer with lower corner value.

软土地基上的大直径管线，必须采用允许转角值较高的柔性接口，如采用允许转角值较低的柔性接口，需对地基进行处理。

While the experimental side force distribution over a slender body with a blunt ogive nose is basically consistent with the curve of the analogy predicted, and the characteristic points and half cycle of the experimental curve are basically constant with the roll angle changing 360°. But the local maximums in the curve are not the results as the analogy predicted, which is an important flow feature of 3-D slender body than that of 2-D cylinder.

而钝头拱形细长体在大迎角下的截面侧向力分布与脉冲起动横流比拟方法预测的侧向力曲线的形状是基本相同的，而且随着滚转角旋转360°，截面侧向力分布曲线的特征点和半周期基本保持不变，即它们都基本上不受滚转角变化的影响；但是截面侧向力分布曲线极值点形成的原因却是不同的，这是细长体绕流区别于二维圆柱绕流的一个重要特性。

In this paper, the requirement analysis, design and implementation of the system are introduced in detail.

此论文详细介绍了系统的需求分析，系统设计和具体实现。

In the context of economic globalization is increasingly deepening, China's economy can not be spared.

在经济全球化日益加深的背景下，中国经济不可能做到独善其身。