ResultsThe maximum principle on the optimal control of weaker differential system is researched.
结果得到了弱光滑系统最优控制的最大值原理。
Finally, the stability of a type of time-varying differential system with multi-delay was discussed.
最后，讨论了一类时变多时滞微分系统的稳定性。
A class of cubic differential system is studied in this paper, in which origin is nilpotent singular point.
研究了一类原点为三次幂零奇点的三次微分系统。
We give general integral of quadratic differential system with center in two cases under the Chinese classification.
本文给出在中国分类之下二次微分系统有中心时两种情况的通积分。
The sufficient conditions of the weak exponential asymptotic stability of impulsive differential system are obtained.
得到一个关于脉冲微分方程弱指数渐近稳定的判定定理。
Absrtact: The calculation work of solving a fractional order differential system is huge since it relating to history.
摘 要：由于分数阶微分系统具有记忆功能，在其求解过程中计算量较大。
The result of positioning precision test shows that the positioning precision of the GPS real time differential system based on GPRS has attained cm-level.
实际测试结果表明：基于GPRS的GPS实时差分系统达到了厘米级定位精度。
By the discretization of spatial variable in the equation, a third-order differential system of equations containing periodic time-varying coefficient is derived.
采用微分求积法对方程中的空间变量进行离散，得到仅含有时间变量的三阶周期系数微分方程组。
In the second part, we discuss the time-optimal control problem for an ordinary differential system with a pointwise state-constraint. We give the explicit solution.
第二部分讨论一个带有逐点状态约束的四阶常微分系统的时间最优控制问题，给出了显式解。
So, it has a practical significance to study the character of solutions of either degenerate differential system with delay or impulsive differential equations with delays.
因此研究退化、脉冲时滞微分方程解的性态具有重要的现实意义。
In this paper, we use the comparison method to discuss the global existence of solutions of a delay-differential system. Some criteria for the global existence of RFDE are given.
本文利用比较方法讨论延滞系统解的整体存在性问题，得出延滞系统解的整体存在性的若干判别准则。
The planar delay differential system (1) has significant biological and physical backgrounds. For example, some special cases of (1) have been proposed as models of neural networks.
平面系统（1）具有重要的生物和物理背景，大量的神经网络模型都是以这种形式被提出的。
This paper is devoted to the qualitative analysis of a differential system for three molecular saturated reaction. The conditions for the existence and nonexistence of limit cycles are obtained.
采用定性分析的方法，讨论了某类三分子饱和反应系统的极限环存在和不存在的条件。
The governing equations for the problem is modified into a second-order nonlinear differential system with two infinitesimal parameters and a double parameter multiple scale method is presented.
将该问题的基本方程化为具有两个小参数的二阶非线性方程组，并在双参数摄动法和单参数多重尺度法的基础上提出了双参数多重尺度法。
It is the basis of various hinds of differentiation of syndromes and the basic diagnostic method of all clinical branches of TCM, and an important component part of all differential system in TCM.
它是其它辨证的基础，也是所有中医临床分支学科的疾病诊断方法，是中医辨证系统的重要组成部分。
The car will be guided by a differential GPS system that corrects errors arising in global positioning satellite signals as they travel through the ionosphere and troposphere.
这款车将遵循差分式全球定位系统以纠正它在电离层和对流层行驶中全球定位卫星信号引起的误差。
Instead, to demonstrate the "red effect" I should have used an image of an elderly man solving a system of differential equations using a red pen.
相反，为了证明“红色效应”，我应该使用一张一个老男人用红笔求解微分方程系统的图像。
JPALS, designed and developed by Raytheon under a U.S. Navy contract, is an all-weather, all-mission, all-user landing system based on local area differential Global Positioning system (GPS).
由雷神公司在美海军的合同下设计并开发的联合精确进场和着陆系统(JPALS)，是一种全天候、全任务、全用户的着陆系统，基于当地的全球定位系统(GPS)。
The simulation result shows that proportion differential control can improve the system stability and steering portability, and inhibit the vibration of steering wheel with big power ratio.
仿真结果表明，比例微分控制在提高转向轻便性的同时能改善系统的稳定性，抑制大助力比例系数下转向盘的振动。
JPALS, designed and developed by Raytheon under a U.S.Navy contract, is an all-weather, all-mission, all-user landing system based on local area differential Global Positioning system (GPS).
由雷神公司在美海军的合同下设计并开发的联合精确进场和着陆系统(JPALS)，是一种全天候、全任务、全用户的着陆系统，基于当地的全球定位系统(GPS)。
HART field-bus protocol is used in output of system pressure or differential pressure transmitter, digital signals is transmitted with MODBUS via RS485.
系统压力或差压变送器信号输出采用HART现场总线协议，数字信号传输通过RS485进行MODBUS通讯。
The driven system is including a main motor, auxiliary motor, differential planet gear structure, worm driven and controller.
系统主要由主电机、辅助电机、差动的行星机构、蜗轮蜗杆传动以及控制器组成。
Because of the dual-orifice design, there is a preset controlled pressure differential for the secondary steam system, while maximum pressure differential is available to discharge the condensate.
由于采用了双阀孔结构设计，在最大压差下排放凝结水的同时，还有一个为二次蒸汽系统设计的预设压差系统在工作。
Based on the motion function and characteristic in different modes of water system of air-conditioning, the differential of circulating water volume pump and elevation of pump were analyzed.
根据空调水系统在不同工况下运行的性能与特点，分析冬夏及部分负荷运行时，空调水系统的流量和扬程差异。
Based on the motion function and characteristic in different modes of water system of air-conditioning, the differential of circulatory water volume pump and elevation of pump were analyzed.
根据空调水系统在不同工况下运行的性能与特点，分析冬夏及部分负荷运行时，空调水系统的流量和扬程差异。
Based on the motion function and characteristic in different modes of water system of air-conditioning, the differential of circulatory water volume pump and elevation of pump were analyzed.
根据空调水系统在不同工况下运行的性能与特点，分析冬夏及部分负荷运行时，空调水系统的流量和扬程差异。
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