查询词典 relatively closed set

This method firstly determines whether a closed loop exists in the graph, and utilizes DOF reduction analysis and disturbing method to identify if the closed-loop constraints can be broken from a certain edge.

该方法能够较好的简化CAD软件中用户添加的装配约束，避免了因闭环约束造成的求解复杂度增加的情况，同时可以更好的表达实际装配的过程。

One of the best preventive measures is to make a closed rather than open system, using a regulated inert gas over the surface of a closed expansion tank.

最好的防止措施之一是，采用封闭而不是开放的系统，使用惰性气体来覆盖封闭的膨胀水箱。

That is a closed friction and compromise, and the accumulation of contradiction in the closed system.

这是一种封闭式的摩擦和妥协，而且会形成封闭体系中的矛盾积累。

Closed: The term closed is used to denote that the wine is not showing its potential, which remains locked in because it is too young.

葡萄牙的葡萄酒正日益国际化，很多人都知道葡萄牙在酒的世界里是属于旧世界，但是对于这个国家的葡萄酒了解的人还真不是很多。

The design of the CCTV management system using the 89C51 on closed-circuit television to achieve the strong, weak control, and can be independent in accordance with the requirements of users and groups control 100 closed-circuit television.

本设计的闭路电视管理系统使用89C51单片机来实现对闭路电视的弱电控制强电，并可以根据用户的要求独立和群体控制100台闭路电视。

According to the requirement of closed-loop frequency spectrum, a new PID parameters solving method based on closed-loop gain shaping is presented.

摘 要 根据闭环频谱要求，给出一种新的基于闭环增益成形的PID参数求解方法。

This paper adopted a course keeping nonlinear robust controller based on closed-loop gain shaping algorithm and exact feedback linearization algorithm and a speed robust controller which was based on closed-loop gain shaping algorithm.

该文采用基于闭环增益成形算法和精确反馈线性化算法的航向保持非线性鲁棒控制器与基于闭环增益成形算法的速度鲁棒控制器。

It consists of three components: the parameters estimating on-line; the calculating of closed-loop critical gain K and frequency ω; evaluating the PID parameters to enable the closed-loop syetem with the given phase margin.

该算法有三部分组成：在线参数估计；计算系统在比例控制下的闭环临界振荡频率ω和临界增益K；确定PID控制器参数使闭环系统具有给定的相位裕量。

The algorithm shapes the closed-loop gain without selecting weighting functions in H∞ control algorithm. Its core is to determine the final shape of the transfer function of the closed-loop system, the robust PID controller is directly constructed using parameters having engineering sense. The algorithm guarantees fundamentally that the designed controller has fine control performance and robustness.

该算法避免了常规H∞控制算法中权函数的选择而对系统进行闭环增益成形，其核心是确定闭环系统传递函数的最后希望的形状，用闭环系统具有工程意义的参数直接构造出鲁棒PID控制器，从根本上保证了设计出的控制器具有良好的鲁棒性和鲁棒稳定性。

The results indicate: 1 closed- loop gain and open-loop gain to meet basic relationship; 2 the stability of feedback is enhanced and output resistance increased. Furthermore, the result of open-loop and closed-loop gain of theoretical calculation is consistent with simulation which is applied by EWB software, which confirmed elementary conclusions and relationships in negative-feedback amplifier quantitatively.

结果表明：闭环增益与开环增益满足基本关系式；引入负反馈后稳定性得以提高，输出电阻增大；同时使用EWB对开环与闭环增益也进行了仿真分析，结果与理论计算一致，从而定量地验证了负反馈放大电路中的结论与关系。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。