查询词典 loop the loop

The POD PWM technique is applied to the topology and the control strategies of the new type of single-phase five-level CSI topology in open-loop control system and in closed-loop control system are discussed.

该拓扑结果简单，所用开关数目和分流电感比同类拓扑更少，针对该拓扑，应用多载波POD PWM技术应用，分别研究了开环和闭环控制方案。

The controller design of inside current loop and outside voltage loop is also analyzed. The simulation results show that the designed rectifier has excellent steady-state and dynamic performance.

同时，对内环电流控制器和外环电压控制器给出了工程设计方法，仿真结果表明依此设计的整流装置具有良好的动、静态特性。

Based on a general parametric eigenstructure assignment result proposed for descriptor linear systems via proportional plus partial derivative state feedback and a result for generalized eigenvalue sensitivity problem of matrix pairs, parametric representation of the closed-loop eigenvalue sensitivities to the perturbed elements in the open-loop system matrices is obtained. An effective algorithm for eigenvalue assignment with minimum sensitivity in descriptor linear systems via proportional plus partial derivative state feedback is then proposed.

摘要基于广义线性系统比例与部分状态导数反馈参数化特征结构配置结果和矩阵对广义特征值灵敏度结果，得到了关于开环系统矩阵中摄动元素的闭环特征值灵敏度的参数表达式，并在此基础上提出了广义线性系统比例与部分状态导数反馈最小灵敏度特征值配置的有效算法。

Considering strict and complex phase requirement, phase locked loop was used for precise phase shifting. Through Embedded logic analyzer the timing was sampled and verified. The driving timing generator of CCD camera with adjustable integral time was implemented on the CCD circuit board.Frame transfer CCD; Integral time ; Phase locked loop ; Embedded logic analyzer

考虑到CCD驱动时序复杂、相位要求严格，提出运用锁相环技术进行高频信号的精确移相，用嵌入式逻辑分析仪对时序进行采样验证，在CCD电路板上实现了积分时间可调的CCD空间相机驱动时序。

In this paper,an optimum trajectory from perilune to lunar surface is derived in terms of Pontryagin's maximum principle,which is an open-loop way.Then,an optimal nonlinear control law based on an fuzzy neural network is presented,on the basis of the optimum trajectory,due to the nonlinear mapping function of the fuzzy neural network,which is a closed-loop way.

本文根据终端着陆条件和性能指标，以由Pontryagin's极大值原理得出从近月点到月球表面的最优着陆轨迹为基础，给出一种基于模糊神经网络的非线性最优控制策略，使被控系统能够通过模糊神经网络的非线性映射能力实现某种最优的闭环制导控制。

All signals of of the resulting closed-loop system are globally bounded, and the states of the resulting closed-loop system can converge to a residual set.

得到的闭环系统的所有信号是全局有界的，并且闭环系统的轨线收敛到状态空间的一个残集。

The company specially has the superiority in the US standard screw and each kind of high difficulty non- sign aspect, moreover may provide each kind of material quality product according to the customer request, the concrete item includes: Outside US standard in hexagonal screw, US standard hexagonal screw, US standard horse-drawn vehicle screw, US standard set screw, US standard pan head screw, US standard flat screw, US standard studs screw, US standard threaded rods, US standard eye bolts screw, US standard welding screw, US standard T screw, US standard square head screw, suspension loop screw, US standard hexagon nuts, US standard flange nut, US standard nylon nut, US standard hexagon machine nut, US standard cover nut, US standard butterfly nut, US standard square nut, US standard round nut, US standard suspension loop nut, US standard ball pad, US standard flat washers and so on US standard fastener and each kind of high difficulty non- sign design.

公司特别在美制螺丝及各种高难度非标方面具有优势，而且可以根据客户要求提供各种材质产品，具体品项包括：美制外六角螺丝、美制内六角螺丝、美制马车螺丝、美制紧定螺丝、美制盘头螺丝、美制十字槽盘头螺丝、美制平头螺丝、美制双头螺丝、美制牙条、美制活节螺丝、美制焊接螺丝、美制T型螺丝、美制地脚螺丝、美制碟型螺丝、美制鞋子定位螺丝、美制方头螺丝、美制吊环螺丝、美制六角螺母、美制法兰螺母、美制尼龙螺母/美制自锁螺母、美制尼龙盖帽螺母、美制六角机螺母、美制六角薄螺母、美制浮动螺母、美制盖型螺母、美制六角嵌入式螺母，美制K帽，美制蝶型螺母、美制方螺母、美制圆螺母、美制压铆螺母，美制吊环螺母、美制不锈钢开口销、美制弹垫、美制平垫等美制紧固件及各种高难度非标设计。

The evolutionary game theory has been used by more and more economists and sociologists to explain and predict the behavior of groups of the participated people.So this method can effectively fill the existing closed-loop supply chain theory of the lack of research as a closed-loop supply chain,and as a new method of coordination.

而演化博弈理论这种被越来越多经济学家和社会学家应用于解释、预测参与人群体行为的经济学理论方法，可以有效弥补现有闭环供应链理论的不足，作为研究闭环供应链协调的新方法。

In this method,the basic entities in a drawing are classified into open loop entities and closed loop entities,the line style can be identified automatically,and the width value of the line can be changed easily.

该方法将工程图形中的图线分成开环和闭环两种，并自动识别图线类型，智能调整图线宽度，避免了手工调整过程中存在的问题，提高了效率。

METHODS: Pulmonary function tests were performed in 20 children with asthmatoid bronchitis (2 months-2.5 years of age) before and 30, 60, and 120 minutes after salbutamo and ipratropium bromide inhalation. The indexes of pulmonary function measured included tidal breathing flow volume loop, percent of tidal volume to peak tidal expiratory flow, terminal flows per peak expiratory flow (25/PF), peak tidal expiratory flow, rate of mid-expiratory to mid-inspiratory flow, respiratory rate and tidal volume per kilogram. RESULTS: Before drug inhalation, the descending branch of the TBFV loop was depressed.

20例2个月至2岁6个月的喘息性支气管炎患儿，在吸入药物沙丁胺醇+溴化异丙托品前、吸入后30，60，120min各行一次潮气流速容量环检查，并进行肺功能各项指标比较，包括潮气呼吸流速容量环的形态，反映小气道功能的敏感指标到达潮气呼气峰流速时的呼气量/潮气量，呼出75%潮气量时的呼气流速/潮气呼气峰流速(25/PF)，潮气呼气峰流速，反映大气道功能的指标潮气呼气中期流速/潮气吸气中期流速，潮气呼吸状态下的通气功能，包括呼吸频率，每公斤体重潮气量。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。