查询词典 velocity optimal

In this paper, the adjoint model is applied to assimilate the temperature and velocity observation data for the optimal initial model state.

在本文的应用中，以流场和温度场的观测资料作为同化资料，以环流模式的初始状态作为控制变量，温度和流速作为状态变量。

The test has showed the optimal algorithm is better than traditional genetic algorithm on astringency velocity and solution quality.

在工程实例中的成功应用表明，该算法在收敛速度、最优解的质量方面远远优于传统遗传算法。

Hence we first propose a globally optimized random search algorithm and prove its asymptotic global convergence; then to improve its convergence velocity and reduce implementation complexity, we propose a practical sub-optimal random search algorithm and analyze its implementation complexity.

为此本文首先给出了一种用于OFDM符号估计的全局最优随机搜索方法，并证明了其渐进全局收敛特性；同时为了改进全局最优的随机搜索算法的收敛速度和实现复杂度，提出了一种可实现的次优的随机搜索算法，并结合实现分析了所提的次优随机算法的计算复杂度。

The method applies fuzzy control theory to obtain the appropriate velocity and angular velocity by selecting optimal parameter of fuzzy logic controller.

该方法通过合理选择模糊控制器的参数和优化规则库，使其输出合适的线速度和角速度，从而控制移动机器人准确地跟踪预规划的路径。

In order to do this, the width of narrow annuli cooling channel of beryllium beam pipe was designed by optimization method, the theoretical analysis and finite element method were used, then the optimal width was chosen, the influence of concentrated heat on the temperature of inner and outer wall was studied, and the optimal working velocity of cooling fluid was given.

本文结合理论分析和有限元数值模拟对束流铍管的冷却环形窄通道尺寸进行优化设计，确定了窄通道最佳间隙，研究了集中热负荷对内外壁温度场的影响，并确定了冷却液最佳工作流速。

Introduced in this paper is a new method by which parameters are selected on the principle of the maximum turbine efficiency to derive a formula for the calculation of the optimal velocity ratio, and on the principle of the minimum leaving velocity loss and preventing diffusion flow to derive respectively the formulas for calculation of rational veloity ratio.

本文以涡轮效率最大的原则选参数，导出了计算最佳速比的公式；也以离速损失最小和防止扩压流动的原则选参数，分别导出了计算合理速比的公式。

In order to select optimal grid and good computation efficiency to recover the entire signal, aiming at the Ricker wavelet commonly used in forward modeling, we analyzed the alias and signal restoration problem in finite-difference method based on spatial sampling theorem and seismic wave traveling regulation in media with different velocity, to derive quantitative relationship among the modeling grid size, minimum velocity of model layer, and recovered main frequency of wavelet.

为了选择最佳的网格尺寸以及以最小的计算量完整地恢复出信号，针对地震波场正演模拟中经常使用的Ricker子波，根据空间采样定理和地震波在不同速度介质中的传播规律，分析了有限差分算法中的假频和信号恢复问题，推导出模拟网格尺寸、模型地层的最小速度和能够恢复的子波主频之间的近似定量关系，并用数值算例验证了这一关系。

The study suggested that the optimal method not only enhanced the affinity and the maximum reaction velocity of α-amylase with its substrate, but also improved the accuracy and the sensitivity on the activity of α-amylase from M. separata larvae in assays, whereas it was not the optimal method for determining the activity of α-amylase from T. molitor, C. pipiens pollens and M. domestica larvae.

结果说明，在该优化体系下，粘虫α-淀粉酶与底物的亲和力增强，最大反应速度增大，测定酶活性的准确性和灵敏度显著提高；同时该优化体系也可作为测定德国小蠊α-淀粉酶活性的优化方法，但不适合作为黄粉虫、淡色库蚊和家蝇α-淀粉酶的最优化测定方法。

Decoction was percolated with 9-fold volume of 70% ethanol at the velocity of 3 mL/min and the optimal isolation technology was that the pH of curcumin sample solution was regulated to 7 by 0.01 mol/L HCl and 0.01 mol/L NaOH solution and 80% ethanol was used for elution of the velocity of 4 mL/min.

结果：提取姜黄素用9倍体积的70%乙醇，以3 mL/min的速度渗漉为最佳提取工艺；利用D101大孔树脂纯化姜黄素工序中调节上样料液pH为7，用80%乙醇以4 mL/min的速率洗脱为最佳分离工艺。

The controller controls the velocity of swing motor by the means of meter-in to track the output velocity of rotary stage of the optimal regulator, so that the load sway can be controlled during swing operation.

最后，本文设计了回转液压回路模糊控制器，以换向阀节流调速的方式对液压马达转速进行模糊控制，使起重机回转平台跟踪最优调节器输出的转速，实现对吊重摆振的控制。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。