Firstly based on the nonlinear matrix inequality ( NLMI ) approach the sufficient condition under which the unforced uncertain systems are robustly passive is derived ;

首先，基于非线性矩阵不等式方法得到系统是鲁棒 无源的充分条件；

According to the winning methods in the volleyball we put forward firstly the concept of unforced errors in volleyball match and developed of13 secondary indicators .

根据排球比赛的制胜规律，首次提出排球比赛中“运动队 非 受 迫 性失误”的概念，并研究开发了其13项二级指标。

Receiving place badly jump pass rate is low the use of unforced low runs rate is high .

一传到位情况差，跳传的运用率较低， 得分率低， 失分率高。

Methods : The animal model of perimenopause rats was established by unforced aging .

方法：采用 自然老化法建立围绝经期大鼠动物模型。

China should be a constant topic of unforced conversation .

中国应该成一个 自、经常 谈论话题。

School discipline must be unforced strictly .

教学纪律必须 整顿。

Moreover Chinese players are less offensive on the net technology than foreign players . 6 . In the clay court game the Chinese elite female tennis players ' unforced errors are higher than foreign elite female tennis players ' .

在红土场地的比赛中，中国优秀女子网球选手的 非 受 迫 性失误高于外国优秀女子网球选手，而制胜 分水平却低于外国选手。

It 's their loss ; not only are they missing out on a great guitarist but also on moments of unforced cultural exchange that can be hard to come by .

对那些人来说这绝对是个损失，他们不但错过了一位优秀的吉他手，也与 那种 纯粹 自然 状态下的文化交流 失之交臂，而这种 机会 实在是可遇不可求。

As an unforced administrative action administrative guidance plays an increasingly important role in the administrative management of modern governments .

行政指导作为非 强制性行政行为，在现代政府行政管理活动中，发挥着愈来愈重要的作用。

In a Daily Beast interview after the Times article appeared she clarified that she has experienced an unforced undeniable attraction to individuals of both sexes .

在《时报》那篇文章之后，尼克松在一次《每日野兽》（DailyBeast）的访谈中澄清道，对男女两个性别的人，她都有过 自然而然、不可否认地受到吸引的经历。

Once that happens Kovacs says you think about your compromised condition rather than the ball zinging toward you and you lose concentration and start making unforced errors .

一旦这样的情况发生，你就会老想着自己大打折扣的身体状态而不是向你嗖嗖飞来的网球了，于是你丢失了场上的注意力进而开始制造 非 受 迫 性失误。

Lee Chong-wei apparently was crushed by the enormous pressure on him made lots of unforced erros and finally conceded the victory to Lin Dan at an awkward score .

李宗伟很明显压力很大，比赛中频频出现失误，最终以一个尴尬的比分负于林丹。

Check the match summary Zheng had ONE unforced error yet won only one of13 games in the two set loss ! Henin displayed unbelievable shot making skill !

从赛后的技术统计看，在两盘比赛中， 郑洁有 太多的失误，仅仅在第13局赢了一局，而海宁却在比赛中展示了惊人的技巧！

A voice with a pleasingly unforced quality ; his playing is facile and unstrained .

带着令人愉快的、 自然品质的声音；他比赛轻松、自然。

Absence of pretense or artificiality full creative intent unforced .

没有虚伪 做作，充满 无限的创造意图。

From scoring modes of Lina generally unforced error of the counter party takes most proportion then forced error and winning of her own at last .

李娜的得分方式总体来看： 对方 非 受 迫 性 失误所占比例最高，其次是 对方 受迫性失误，最后是自己的制胜 球。

But there was stiII time for some unforced moments .

不过亦有一些 轻松时刻。

Arts also implement in an unforced way cognition and instruction organization and excitation propagation and communication in the free and equal exchange for the individual to identify with the collective ;

艺术还以 非 强制 的方式，在自由平等的交流中认知和教化、组织和激励、传播和沟通，使个体向群体认同；

To a noisy home crowd the Chinese team looked tight making many unforced errors and Brazil took chances to level it at12-all .

中国队有些紧张，出现了许多 主动失误，巴西队抓住机会把比分扩大到12个球，这引起主场观众一阵骚动。

The technological process and existed main problems of TEG cleaning system are introduced . The main problems are that the so long of unforced cooling period and the leakage of TEG steam .

介绍了三甘醇（TEG）清洗系统的工艺流程和所存在的主要问题是 自然冷却时间太长和TEG蒸气泄漏。

She faced only two break points Tuesday and had a mere 7 unforced errors to 17 winners .

在周二的 比赛中，她只遇到过两个破发点，出现了7个 非 受 迫 性失误，取得17 记制胜 球。

If the downgrade shatters his credibility with voters that is an unforced political error .

如果评级下调导致他在选民中威信扫地，那么 这种政治失误并非 被迫 使然。

If you feel awkward being humorous you must practice so that it becomes more natural include a few casual and apparently off-the-cuff remarks which you can deliver in a relaxed and unforced manner .

如果你在幽默时觉得很尴尬，你就必须进行练习使它变得更自然。加入一些很随便的、显然是即兴的话的同时你就可以用轻松的、 不 做作的方式把它们说出来了。

The level of play tonight was practically even and so were the stats for the match 40 winners and24 unforced errors by Andy and41 winners and24 unforced errors by Ljubicic .

发挥水平，今晚几乎连等人的比赛中 状态，40获得者、世界排名第24的安迪与世界排名第41和第24的优胜者 Ljubicic案。

Include a few casual and apparently off-the-cuff remarks which you can deliver in a relaxed and unforced manner .

你可以用轻松的、 不 做作的方式说一些很随便的、看上去是即兴的话。

Especially at the beginning of the match I did put on her a lot of pressure and then she started to do a lot of unforced errors .

从我这方面来讲，在比赛刚一开始的时候，我就给她施加了很大的压力，这样她出现了很多不该 有的 非 受 迫 失误。

That may be understandable given that last year Washington only narrowly avoided a default in what would have been the biggest unforced error in memory .

这或许是可以理解的，鉴于去年华盛顿方面仅仅是勉强躲开了一次违约，险些酿成 史上最大的 人为错误。

This series of bearing is not for high-speed choice it should be to install on the unforced side .

该系列轴承不适宜 较高转速，安装时应注意将 缺口面装于 不 承受 轴向 负荷 的 一端。