超稳定性理论是自适应控制稳定性证明的有力工具,但至今它只限于确定性系统。
Hyperstability theory is a significant tool for stability proofs of adaptive control, but so far it is only used for deterministic systems.
本文经过重新定义增广误差信号,给出了有延时情况下线性时不变离散时间单输入单输出被控对象的模型参考自适应控制系统的超稳定性设计方法。
This paper presents a hyperstable scheme for designing discrete model reference adaptive control system for lineartime-invariant SISO plant, based on a redefined augmented error signal.
到目前为止,对于量子点的需求相对很小:比如说,它们被用于医疗成像上,做为一种高稳定性与超亮染色体的形式。
So far, demand for quantum dots has been relatively small: they are used in medical imaging, for example, as a form of highly stable and extremely bright dye.
应用有限变形弹性理论分析了受内压作用的不可压热超弹性球壳发生非对称变形的不稳定性问题。
Instability of asymmetric deformations of an incompressible thermo-hyperelastic spherical shell, subjected to internal pressure, is examined within the framework of finite elasticity.
这对于地下洞室超挖的评价方法以及工程建设中地下洞室稳定性评价以及加固处理具有一定指导意义。
These will be very useful in the assessment of the overbreak in underground workings and of the stability of workings in construction as well as their reinforcement.
作为应用还给出了涉及单形的体积、外接超球半径和中线的不等式的稳定性型式。
In application, the author also gives the stability versions of the inequalities concerning the volume, circumradius and median of ann-simplex.
目的预得到超顺磁流体制剂的最优处方,然后对其注射液的稳定性进行了初步研究。
Objective To obtain an optimal formulation of the superparamagnetic fluid preparation, then invest the stability of its injection.
主要讨论超松弛迭代法反演震源破裂过程解的稳定性。
This article discusses the stability of source rupture process inversion by successive over-relaxation iteration method.
介绍了具有常数平均曲率的超曲面的稳定性概念。
In this paper, the notion of stability of hypersurfaces with constant mean curvature was considered.
文章还根据实际观测资料对超软弱地基上EPS路堤沉降、变位、稳定性进行了绘图对比分析和研究。
With the practical observation data, the settlement, displacement and stability of the EPS embankment in over soft ground are analyzed, and the comparative drawings are given.
总之在大量的实验基础上,对不同掺量的超细矿渣粉高性能混凝土的强度、体积稳定性、抗冻性等耐久性进行了全面的分析。
In a word, based on plenty of experiment, the intensity, volume stability and freezing-resistance of this new kind of high performanced concrete have been completely analyzed.
结论眼前节图像分析系统与A超的测量结果存在一定差异,且在两者所测值的稳定性方面也不相同。
Conclusion There is significant difference between anterior eye segment analysis system and a ultrasound about result and stability.
因此,高稳定性的超磁致伸缩微位移执行器的研制和应用,具有十分重大的意义。
The development and application of High stability giant magnetostrictive micro-displacement actuator has great significance.
研究了超机动飞行推进系统稳定性控制。
A study of propulsion system stability control for super maneuvering flight was carried out.
光纤陀螺用光源要求输出功率高、相干性低、稳定性好。超辐射发光二极管(SLD)是能满足这些要求的理想光源。
Superluminescent diode(SLD)is an idea light source for fiber optic gyroscopes which can meet the requirements of the light source for high output power, low coherence and good stability.
此技术的关键在于催化剂超优的物理活性和稳定性,且此技术和催化剂已经应用于市场众多领域。
The key factor of GT-IsomPXSM is excellent physical activity and stability of catalyst and GT-IsomPXSM and catalyst have been applied into markets.
结果表明这种方法比普通PID控制方法精度高、超调量小,特别是对对象参数的变化具有更好的适应性和稳定性。
The results show that the method has higher precision, smaller overshoot, more stability and adaptability especially when the parameters of the object are changed, compared common PID controller.
研究讨论缺陷对于拉伸变形的颈缩、稳定性的作用,这有利于正确理解和掌握超塑性拉伸变形过程。
So this paper will discuss the effect of defects on necking and stability of tensile deformation, which will help up to understand and master superplastic tensile deformation correctly.
指出超铁材料的稳定性是该电池研究面临的重大问题,并对超铁电池的进一步研究提出了初步的设想。
The stability of ferrate materials is main problem faced by super-iron batteries. The preliminary assumption about further researches on these batteries are given here as well.
在超欠挖严重的情况下,对隧道的稳定性,尤其是软岩隧道会产生一定的影响。
Tunnel stability, especially in soft rock tunnel, will be affected to certain degree for the enormous over-break or under-break of excavation.
随着精密、超精密技术的飞速发展,对气体静压轴承的刚度、精度及稳定性的要求也不断地提高。
As the precision and ultra-precision technologies are developing in leaps and bounds, continuous improvements are also required in the stiffness, accuracy and stability of aerostatic bearings.
实际结果表明:采用确保转换程序设计的温控系统高效节能,具有较高的温度控制精度及稳定性,使退火过程中炉温超调量大的问题得到了很好的解决。
Practical results show that the temperature control system with ensure-transition program design is a high efficiency and energy saving system, and has high temperature control accuracy and stability.
改性后超稳Y型分子筛的晶体结构热稳定性增加,脉冲微反试验的正已烷裂解活性下降而烯烃选择性得到提高。
The thermal stability ofthe crystal structure of modified USY zeolite is increased, and n-hexane cracking activity ina pulse micro-reactor is decreased, while the olefin selectivity is increased.
利用超细粒子并选用适当的助剂提高了F-T过程的反应活性,选择性和热稳定性。
The activity, olefin selectivity and thermal stability of F -T catalyst can be improved by using ultrafine particle with a suitable promoter.
该系统可对超导带材的稳定性参数进行测试,这对研究超导磁体的设计和失超保护具有重要的实际意义。
The stability parameters of superconducting tape can be measured by this system, and this work can be of real significance in the design and protection of superconducting magnet.
超稳y分子筛的水热稳定性、抗钒性能和焦炭选择性都优于传统的沸石,适合作为渣油FCC催化剂的活性主体。
For FCC resid processing, USY zeolite is perferred because of its superior hydrothermal stability, vanadium resistance and coke selectivity compared to conventional zeolites.
开发各种具有优良耐磨性和高稳定性的超硬切削刀具是发展趋势。
It is a developing tendency of studying excellent wearing resistance and high stability.
添加剂、高温蒸汽及二氧化碳处理是稠油降黏的有效手段,研究了添加剂等处理前后特超稠油黏度、黏温性质和胶体稳定性的变化规律。
Additives, high temperature steam and CO2 are effective methods to reduce the viscosity. The viscosity property and colloidal stability variation of samples with or without additive were studied.
除超硬性质以外,这些材料大都具有宽带隙、高温稳定性、化学惰性等优良的物理化学性质。
Other interesting properties of these materials include their wide band gap, stability under high temperature and chemical inertness.
指出了镉颜料具有色彩鲜艳、遮盖力强、分散性好、以及耐候、耐化学品和超热稳定性的优点。
The advantages of cadmium pigments including bright colour, good dispersion, anti-weathering, anti-chemicals and heat resistant stabilization have been indicated.
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