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- least deviation angle 最小偏向角
- There was little deviation from his usual routine. 他没有什么反常的举动。
- When the deviation angle tends to be bigge... 井斜角越大或环空间隙越小,管柱越不易失稳。
- Variable deviation angle for best harmonics rejection. 可通过改变偏向角抑制谐波。
- The influence of various factors on the deviation angle and loss was represented by components. 各种不同因素对落后角和损失的影响以分量的形式表示。
- The annular swarf\|carrying velocity reduced with the increase of hole deviation angle and swarf size. 铣屑的环空返出率随着井眼倾角、铣屑尺寸的增大呈下降趋势。
- A microstrip reflectarray cylindrical Cassegrain antenna system is designed, which has an fixed beam deviation angle in the azimuth. 设计了一个微带反射阵柱形卡塞格伦天线系统,使该天线系统在方位面方向产生了固定的波束偏移。
- The effects of deviation angle, annular tolerance, tubing length and friction factors on the stability of tubing in horizontal well are discussed. 讨论了井斜角、环空间隙、管柱长度和摩擦系数对连续油管在水平井中稳定性的影响。
- Calculation of practical data from oil fields demonstrates that formation sloughing pressure is dependent on deviation angle and well azimuth. 对油田的实际资料进行计算表明,井壁坍塌压力与井斜度和井斜方位角有关。
- The factors,such as WOB,deviation angle,hole curvature and clearance between stabilizer and wellbore,effecting bit side force have been discussed. 在此基础上,通过算例分析,阐明了钻压、井斜角、井眼曲率及稳定器间隙对钻头侧向力的影响规律。
- The extended reach well has such chara cteristics as large horizontal displacement,great deviation angle and long open hole interval. 大位移井具有长水平位移、大井斜角以及长裸眼段的特点。大位移井钻井过程中摩阻扭矩的预测和控制是成功地钻成大位移井的关键因素之一。
- Some factors can affect swarf\|carrying capacities, such as annular velocity, rheological properties and density of drilling fluid, deviation angle of hole, and size of swarf. 对钻井液的环空返速、流变性能、密度及井眼倾角、铣屑尺寸等参数对侧钻水平井套管段铣铣屑环空运移的影响进行了实验研究。
- This paper gave the calculation formula of minimum deviation angle of a prism and the curved relation line of minimum deviation angle varying with wave length of entrance light. 本文给出了棱镜最小偏向角的计算公式 ,最小偏向角随入射光波长变化的关系曲线。
- Finally,the author discusses the reason that SPT hit-numbers are little deviation and big dispersion. 探讨了标准贯入击数值偏小及离散性大的原因。
- This paper shows the standard form of the generalized least deviations priority methods (GLDMI) and proves some of their properties. 给出了一类广义最小偏差法(GLDMI)的标准形,并证明了这一方法具有的一些性质。
- Rapid least deviation interpolation algorithm 快速最小偏差插补算法
- least deviation average algorithm 最小方差平滑法
- The wavelet transform has shown great prospects in the signal preprocessing, and produces more robust model with little deviation. 小波变换用于近红外预处理,提取有用信息,消除背景干扰,可以提高近红外的分析精度和模型稳健性;
- Moreover, microsatellite showed less deviation from Hardy-Weinberg expectation within and among populations (Fis = 0.2680, Fit = 0.4817) and a slight deficiency of heterozygotes. 进一步研究发现大多数居群偏离了Hardy-Weinberg平衡且杂合体不足(Fis=0.;2680;Fit=0
- Experiments on a series of X-ray images,which are taken by robot when it is working,are conducted. The experimental results show that,the algorithms detect the deviation angle precisely,and the detection velocity reaches 25 fps. 文中对机器人作业时拍摄的一组X射线图像进行了试验,结果表明:文中算法从X射线图像中准确检测出了管内外间的转角差,且检测速度超过25帧/秒的实时性要求。