介绍了立方镜的制作、调整及检测方法,偏差角的测量与计算。
The making, adjusting and testing of the corner cube reflector including the measurement and calculation of the dihedral Angle errors are presented.
通常,偏差不超过1,5角分钟,从他们的中心位置,不产生负面影响单列圆锥滚子轴承的功能。
Misalignments not exceeding 1, 5 angular minutes from their centre position, usually, do not negatively affect the function of single row taper roller bearings.
推导了根据落点偏差求飞行程序角和发射方位角的牛顿迭代公式,设计了迭代算法,并给出了实际算例。
In this paper, Newton iterative formula based on deviations of dropping point is deduced and the iterative program is designed, an example is given.
提出了一种改进的桨距角控制方案——将系统频率偏差信号引入桨距角控制系统。
An improved pitch control scheme is presented by introducing a frequency deviation signal into the control system.
针对数字控制技术的特点,分析了在选择性谐波消除法的理论计算结果与实际开关角数字控制结果出现偏差时,对逆变器输出电压谐波含量的影响。
This paper analyzes the influence of the error between the calculated results by selective harmonic elimination and the digit_controlled results on the output of inverter.
大型四角切圆燃烧锅炉的烟、汽温度偏差对其安全运行具有重要影响。
The temperature deviation of gas and steam influences the safe operating of large pulverized combustion boiler with tangential firing.
建立了考虑低速干气密封端面各向同性粗糙度和静环静态角偏差的理论模型。
A theory model considering the isotropy roughness and static stator angular misalignment of dry gas seal was given.
设计的模糊控制器以电机的转速偏差及转速偏差率为输入,输出量用于控制斩波调速时的导通角。
The fuzzy logic controller designed in this study determines the required angular used in the DC chopper control based on motor speed error and its change.
四角切圆燃烧锅炉炉膛出口气流的残余旋转,是形成炉膛出口和水平烟道两侧烟温偏差的重要原因,可造成高温受热面热偏差和超温爆管。
In circular firing system, residual rotation of airflow at furnace outlet is the main reason for gas temperature deviation between two sides of furnace outlet and horizontal gas duct.
阐述了四角切向燃烧600MW锅炉过热器系统蒸汽温度分布特性,分析了这种温度分布特性产生的原因,并提出了解决过热器系统存在的蒸汽温度偏差的措施。
This paper introduces the steam temperature deviation in the superheater system of 600mw tangential firing boiler and also introduces the reasons to cause these steam temperature deviations.
运用该软件研究各个杆件尺寸以及偏差对机构运动的影响,从而确定下三角滑块结构双连杆双曲轴运动机构方案。
Based on the analyse the structure characteristic, the software is developed with C-H-Builder, which can be applied to study the influence on the motion from dimension and tolerance.
空管员使用下滑角和中心线偏差等信息引导飞行员进行精密仪表着陆。
Air traffic controllers use this information of glide slope and center line deviation to guide the pilot for a precision instrument landing.
对文献中已给的目标方位角的最小均方误差表达式进行了推导,并且给出了方位角的最小均方误差和噪声偏差之间的关系。
Extend the expressions of the minimum mean squared error bounds of the references, and give the relations of the minimum mean squared error bounds of pose Angle and noise standard deviation.
本文主要讨论由上述因素引起的入射角、折射率、楔形度、厚度与曲率半径的比值对光学角偏差的影响,以利于生产工艺的控制。
The article mainly discusses optical angular deviation affected by angle of incidence, curvature, refractive index and unparalleled faces in order to modify the windscreen processing.
针对六角切圆燃烧锅炉水平烟道入口烟气温度偏差问题,利用模化理论建立试验台,进行冷态模化试验。
Aimed at the deviation of gas temperature in the input of level gas flue of six angles tangential firing boiler, the cold modeling test is put on building the test stand by using the modeling theory.
改进的滤波估计法引入偏差去耦技术在零速校正期间估计出陀螺漂移,并利用速度信息快速估计出方位误差角。
In the improved filter estimation method, the decoupled state and bias estimation technology is introduced to estimate gyro constant bias during ZUPT.
结果表明:该修正方法能有效排除汽车停放方位偏差对测量结果的影响,提高前照灯光束水平照射方位角的检测精度。
The experimental results indicated that this method could effectively obviate the influence of the bias Angle, and greatly improve the measuring precision of azimuth for automobile headlamp beam.
本文的第四章研究的是单叶调和函数模的偏差估计,我们将拟共形映射理论与调和函数理论相互结合起来,用新定义的角伸缩商宋对单叶调和函数的模给出新的估计。
We research it by some new knowledge combining the quasiconformal theory with the harmonic theory. A new estimate of modulus is given which is relation to the angular dilatation.
定量分析了四角切圆燃烧锅炉炉膛出口左右偏差问题;
Quantitative analysis on the temperature deviation around the exit of furnace of tangentially-fired boilers is also conducted;
针对原系统图形换屏显示时船舶航迹有时位于屏幕一角及航迹偏差带有时宽窄不一致的问题,重新设计了换屏技术及采用了新的偏差带的画法,根据船舶运动计划航线决定船舶进入屏幕的点,保证了船舶位于屏幕中部。
A new method of changing screen is adopted and the point where ship drives into the screen is determined in accordance with the ship's course to make the ship located at the middle of the screen.
本文考虑了非对称三角形螺纹的螺距偏差和牙侧角偏差的各种组合对作用中径的共同影响,运用了包容图位移法,分析和推导出非对称螺纹作用中径的精确计算公式。
By the use of the displacing enveloping drawing method, a set of exact formulae for calculating the virtual pitch diameter is deduced and verified by measured data.
单列角接触球轴承,主轴轴承设计不能暴露任何偏差。
Single row angular contact ball bearings in spindle bearing design must not be exposed to any misalignments.
实验结果表明,该算法对于SAR海冰图像的入射角偏差场校正是有效的。
The experiment result indicates that the proposed algorithm is effective in correcting SAR sea ice image's incidence angle bias field.
讨论了四角切圆燃烧锅炉炉膛出口烟温偏差的原因,提出了消除偏差措施的设想。
Discussing the cause of flue gas temperature difference at furnace outlet in 4 corners tangentially coal fired boilers and proposing measures to eliminate such difference.
数字相控阵雷达宽带宽角扫描存在波束指向偏差和孔径渡越问题,导致信噪比降低,脉压主瓣展宽,距离分辨率下降。
The wide-band digital array radar (WDAR), which accomplishes the transform between digital data and analog signal in the radar array, is the trend of the development of the phased array rader.
轴的偏差有三种,分别是径向偏差、角向偏差和轴向偏差。
There are three types of shaft misalignment, namely in terms of parallel misalignment, angular misalignment and shaft end-play.
轴的偏差有三种,分别是径向偏差、角向偏差和轴向偏差。
There are three types of shaft misalignment, namely in terms of parallel misalignment, angular misalignment and shaft end-play.
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