采用螺旋理论,首先分别建立了3 -UPU并联角台机构在初始位形下和沿x轴方向发生移动后的一阶影响系数矩阵。
Based on the screw theory, the first-order effect coefficient matrixes of a 3-upu parallel pyramid mechanism under initial position and movement along X-coordinate axis are established.
论述了应用基于移动加热板的颗粒热传递模型计算大型旋转管排式干燥机传热系数的方法。
The heat transfer coefficient of large tube rotary dryer was calculated by using particle transfer model of moving heating-plate type.
通过改变循环移动载体膜生物反应器的结构尺寸,研究了反应器内氧转移系数的变化。
Changes of oxygen transfer coefficient were studied in a test of Circulated Moving Carrier Bio-membrane Reactor (CMCBR) by changing the design and size of the CMCBR.
由该控制收敛矩阵4个角点的安全系数的大小决定下一个控制收敛矩阵移动的方向。
The magnitude of the safety factor at 4 corner points of the previous control convergent matrix will determine the movement direction of the next control convergent matrix.
结果表明:在采深和采出率等条件相同的情况下,地表下沉值和水平移动值均随采厚的增加而增大,而下沉系数随采厚的增加以非线性关系逐渐减少。
And the results show that with the increase of mining height, the surface subsidence and horizontal movement value increase, while the subsidence factor decreases in nonlinear.
随着孔隙率、孔径的减小,多孔铝的共振吸声系数有所下降,吸声频谱曲线向低频方向移动,且频带宽度展宽。
When the porosity and pore diameter reduced, the sound absorption curve moved to the low frequency zone and the frequency bandwidth increased at the same time.
通过分别移动基底、地表水平面和位于基坑高度一半处的水平面上的三个几何控制点,寻找到边坡最危险滑移面并计算出对应的稳定性安全系数。
The slip surface is searched through moving the three geometric control points on the ground surface, the bottom of excavation and the surface at half of the height of the excavation, respectively.
适用于移动的台分集天线要求紧凑的天线结构,端口之间较大的隔离度以及较小的相关系数。
Diversity antenna which is adapted for mobile station needs compact antenna configuration, high isolation and small correlation coefficient between multiple ports.
塞贝克系数随着温度的升高和Y填充分数的增加而增大,同时峰值朝低温方向移动。
Seebeck coefficient increased with increasing temperature and Y filling fraction, the maximum value of Seebeck coefficient shifted towards low temperature.
本文用四系数的低阶谱模式研究了一个可移动风应力强迫作用下的海流方程多态解的问题。
Multiple solutions to ocean equations under the influence of moving wind-stress with four Fourier comPonents are studied.
针对非完整移动机器人的轨迹跟踪控制问题,提出了一种鲁棒项系数自调整的神经网络滑模自适应控制策略。
An adaptive neural sliding mode control strategy with the self-tuning of robust item coefficients is proposed for the trajectory tracking of non-holonomic wheeled mobile robots.
研究得出的降雨衰耗和降雨衰减系数值,不仅对WLAN的固定无线接入,而且对移动通信都具有参考价值。
The research result and the rain attenuation coefficient thus obtained provide valuable reference not only in WLAN and immobile wireless accessibility but also in mobile communication.
结果表明:在匀速移动荷载作用下,带支座损伤的空心板桥跨中挠度的动力放大系数可以比支座未损伤时增大22%。
The results show that: In the uniform moving loads with bearing damage of the hollow cross-Panchiao deflection dynamic magnification factor of the bearing can not damage more than 22 percent increase.
基于导出的设置MTMD时非对称结构扭转角位移传递函数,建立了扭转角位移动力放大系数解析式。
Based on the torsional displacement transfer function of the asymmetric structure with MTMD, the analytical expression is developed for the torsional displacement dynamic magnification factor.
反射光束的纵向位移量随入射角变化而变化,光束的时间移动、强度和宽度的变化与色散系数有关。
The longitudinal shift varies with the incidence Angle, and the time delay and the variations in the intensity and the time-width depend on the dispersion of the material.
MTMD最优参数的设计准则定义为:结构最大扭转角位移动力放大系数的最小值的最小化。
The design criterion of the MTMD optimum parameters is defined as the minimization of the minimum values of the maximum torsional displacement dynamic magnification factors.
如何以传统的分布式关系数据库技术为基础,构建适用于无线网络环境的移动数据库成为分布式数据库研究领域中一个重要的问题。
How to construct a mobile database based on traditional distributed database technologies, which can adapt the wireless environment, has been a key problem of distributed database researches.
结果表明无论对稳定内部水跃还是移动内部水跃计算所得的水量掺混系数均比试验值约小10%,初步验证了本文所提出的理论计算方法。
The water entrainment coefficients calculated from theoretical formula both for stable hydraulic jump and movable hydraulic jump in density flow are less than the experimental values by 10%.
该方法与相关系数法检测移动目标的方法相比减少了计算量,并且相邻图像中存在部分相同背景的情况不影响检测结果。
This method reduce the calculation greatly compare to the method using correlative parameter, and the method is not subject to the same background between the neighbouring frames.
论述了应用基于移动加热板的颗粒热传递模型计算大型旋转管排式干燥机传热系数的方法。
With the modified particle heat transfer model, the heat and mass transfer model of the indirect dryer is set up.
论述了应用基于移动加热板的颗粒热传递模型计算大型旋转管排式干燥机传热系数的方法。
With the modified particle heat transfer model, the heat and mass transfer model of the indirect dryer is set up.
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