查询词典 iteration loop

Based on analyzing the weighted coefficient matrix of the reconstruction linear model, the convergence speed of ART is enhanced by optimizing the selection order of projections during iteration. The whole performance of the system has been improved. The 12-electrode capacitance tomgraphy system is mounted in the oil/gas/water loop and it is used to monitor oil/gas two-phase flow upwards through vertical pipelines.

为了减少代数重建算法的时间开销，本文从图像重建线性模型的权系数矩阵出发，通过优化各投影在迭代过程中的选取顺序来改善ART算法的收敛特性，使成像系统仅需增加较小的时间开销就可提高系统的成像质量，从而提高了成像系统的整体性能。

An algorithm is established for compensating springback in sheet metal forming based on the theories of linearity closed loop control system, space Fourier transform, and transfer function in frequency domain as well as die experiment iteration.

以冲压件回弹引起的尺寸误差为控制目标，以线性闭环控制系统、空间Fourier变换和频域传递函数为理论基础，基于模具实验迭代，建立了模具回弹补偿修正算法。

A test-potential method and a mean radius-screened charge loop iteration method are utilized to find the screened charges in the relativistic and the non-relativistic screened hydrogenic models.

利用试验势法和平均半径－屏蔽电荷迭代法研究基于解析势的相对论和非相对论屏蔽类氢模型。

Compiler has done is it duplicated the loop's body three times, so that each iteration actually

这一方法的有点在于循环头部的开销被极大的减少了，而代之

The attention is focus on presenting the sufficient conditions for the existence of the memoryless state feedback guaranteed cost controller by linear matrix inequality technology, and the design of the guaranteed cost control law such that the closed-loop system is asymptotically stable and has a specified upper bound of the closed-loop cost function value for all admissible uncertainties.

利用线性矩阵不等式技术，给出了保性能控制律存在的充分条件，所设计的无记忆状态反馈保性能控制律，可以使闭环系统渐近稳定，且闭环性能指标在允许的范围内不超过某个确定的上界。

The fundamental law that is applied in this method is Kirchhoff's first law, which states that the algebraic sum of the voltage around a closed loop is 0, or, in any closed loop, the sum of the voltage rises must equal the sumof the voltage drop.

该方法所使用的一个基本定律是基尔霍夫第一定律，该定律表述为：沿着一个封闭回路的电压代数和为0，或者：沿着一个封闭的回路，电压降之和等于电压升之和。

The fundamental law that is applied in this method is Kirchhoff's first law, which states that the algebraic sum of the voltage around a closed loop is 0, or, in any closed loop, the sum of the voltage rises must equal the sum of the voltage drop.

该方法所使用的一个基本定律是基尔霍夫第一定律，该定律表述为：沿着一个封闭回路的电压代数和为 0，或者：沿着一个封闭的回路，电压降之和等于电压升之和。

Single loop instantaneous voltage feedback control and multiple loop feedback control, which can be realized by digital method or analogue method, are normal control strategies of inverter. The controller's performance of a same control strategy designed by different designers is different This paper makes out uniform analysis and design theory of inverter control strategies with pole-assignment technique of state-space theory for the first time. It is firstly proposed that controller parameters being equal to control system orders is the base of realizing high performance inverter. Design and performance comparability of various controllers is presented with uniform pole-assignment method.

本文首次采用状态空间理论的极点配置技术，对逆变电源的几种控制策略进行了统一的分析和设计，首次提出控制器控制参数与控制系统阶数相等是高性能逆变器控制实现的基础，并通过极点配置这种统一的设计方法对各种控制器进行了设计和性能比较，分析了要考虑的一些非理想因素的影响。

On the other hand, being dissected along nature myofibrillar trajectory, all samples in group 3 were successfully unrolled to a myocardial band composed of basal loop and apical loop. Furthermore, myofibrillar trajectory was clear and the exposure of crossing angle between apical ascending segment and descending segment was ideal.

组3心脏解剖过程顺利，所有心脏均能按照心肌纤维的自然走行方向解剖出基底环和心尖环，最终展开成带状，心肌纤维走行方向清楚，心尖环升段和降段纤维之间的交叉角度显示清楚。

The equation of the large rectangular loop source cloud expresses induced electromotive force at any field points accurately, the apparent resistivity derived from that is not subject to edge effects; the observation is still made with central loop pattern and in near zone, and the simple and direct relationship between induced electromotive force and apparent resistivity could be maintained.

大定源回线公式可以准确地表示任意场点的感应电动势，由此导出视电阻率无边缘效应影响；观测按照中心回线方式并保持在近区进行，可使感应电动势和视电阻率之间的转换简单而直接。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。