查询词典 disturbance

The purpose of the formulas outlined in Chapter 3 is to determine whether one or multiple acid-base disturbance s are present.

第3章列出的计算公式主要目的是用来判断出现的酸碱平衡紊乱是单纯性还是多重性的。

For the active acoustic fuze for a torpedo on the basis of the distance measurement done by using acoustic pulses, the echo of a randomly undulating wave is a main disturbance to recognize a surface ship.

摘 要：基于脉冲回声探测的主动声引信识别水面舰船，随机起伏的波浪回声干扰是限制其可识别水面舰船最小吃水的主要因素。

The strategies of high order sliding mode control and sliding mode control with integral action are proposed. Without losing the virtue of robustness and the ability of eliminating disturbance, these strategies can minimize the chattering phenomenon which is quite common in conventional sliding mode control.

在研究中，提出了高阶滑模控制和带积分的滑模控制方法，这两种方法在保证了常规滑模控制的强鲁棒性和抗扰动能力的前提下，可以在很大程度上削弱抖振，对常规的滑模控制有较大的改进。

A novel sliding-mode control is designed with a load thrust observer for the Linear Permanent Magnetism Synchronous Motors,in order to compensate the disturbance and effectively minimize the system chattering;introducing an integral action in the sliding mode to eliminate the system error and chattering.

针对永磁同步直线电机提出了一种基于负载推力观测器的新型滑模变结构控制，从而实现对推力扰动的补偿，且大大削弱了推力纹波及系统的抖振；在滑动模态中引入积分环节来进一步消除系统的稳态误差和系统抖振。

Pole-placement and Inner model tuning methods are discussed finally;(2) For the linear derivative action, several different tracker-differentiators are presented to improve the quality of the derivative signals;(3) A neural network tuning method is given for the nonlinear PID controller which includes the above tracker-differentiator;(4) For the linear integral action, a nonlinear pre-phase integrator is studied in order to decrease the phase delay problem; Simulation results show that the nonlinear PID controller including the pre-phase integrator posseses better performance in both fast and stable property, and strong ability of anti-disturbance;(5) A simple optimal criteria is introduced to optimize the parameters of the nonlinear PID controller based on the pre-phase integrator.

仿真研究表明，由此形成的非线性复合积分PID控制系统，具有快速而平稳的过渡过程和超强的干扰抑制能力；(5)采用物理意义简单明确的目标函数的优化设计方法，对上述非线性PID控制器进行参数整定，达到了满意控制典型工业过程的目的。通过对直线电机伺服系统的仿真研究，表明该种非线性控制器具有同时跟踪多个目标的优越性能。

We use adaptive lter to reduce noise disturbance of semiconductor etching process, and try to increase Cpk which can be used to adjudge level of control.

在本篇论文中，我们使用适应性滤波器，能够在半导体蚀刻制程中，来降低对杂讯干扰，并尝试使得制程中判断控制好坏的一个参数Cpk提升。

The analyses show that the break of the aerodynamic force causes the disturbance.

分析认为，空气动力在控制过渡过程中发生突变导致了这种扰动的产生。

The result shows that the algorithm not only has characteristics of high affectivity and small computing work, but also has great anti-disturbance at the same time.

实际应用结果证实了拼幅算法的有效性。

After comparing the clinical symptoms and physical signs between the analogous apoplexy group and apoplexy one, using American SAS statistical analysis soft ware to take logistic regression analysis on 2206 cases, combining with clinical practice, bibliography investigation and specialists experience, the main symptoms of analogous apoplexy were defined as: vertigo, sensory disturbance, severe headache, visual abnormality, involuntary movement, mental aberration, epileptic attack, agnosia, alexia and agraphia, etc.

运用类中风组与中风组临床症状体征对照的研究方法，采用美国SAS统计分析软件，对2206例调研资料进行logistic回归分析等多因素分析。参考回归结果，并结合临床实际、文献调查、专家经验，从而确定了类中风的主症为：眩晕，身体感觉障碍，剧烈头痛，视物异常，不随意运动，精神障碍，癫痫样发作，失认失读失写等。

After comparing the clinical symptoms and physical signs between the analogous apoplexy group and apoplexy one, using American SAS statistical analysis soft ware to take logistic regression analysis on 2206 cases, combining with clinical practice, bibliography investigation and specialists experience, the main symptoms of analogous apoplexy were defined as vertigo, sensory disturbance, severe headache, visual abnormality, involuntary movement, mental aberration, epileptic attack, agnosia, alexia and agraphia, etc.

将临床上不以传统中风的突然昏仆、半身不遂、口舌歪斜、语言謇涩或不语、偏身麻木为主要临床表现的西医脑卒中统归为类中风进行研究运用类中风组与中风组临床症状体征对照的研究方法，采用美国SAS统计分析软件，对2206例调研资料进行logistic回归分析等多因素分析参考回归结果，并结合临床实际、文献调查、专家经验，从而确定了类中风的主症为眩晕，身体感觉障碍，剧烈头痛，视物异常，不随意运动，精神障碍，癫痫样发作，失认失读失写等为类中风的进一步研究奠定了基础

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。