研究线性切换系统的一致能控、能观和能达性。
The uniform controllability, reachability and observability of linear switched control systems are investigated.
对2—D连续—离散系统的局部能达性与局部能观性作了系统地分析。
The problems of reachability and observability for 2-d continuous-discrete systems are studied.
对于上述两类切换线性系统，分别给出一个例子，并分析系统的能控性和能达性。
Each of the two classes of linear switched systems was illustrated with an example and their controllability and reachability were fully analyzed and discussed.
给出一类线性切换系统能控性、能达性的充分必要条件，此类系统的特征是具有相同的系统矩阵和不同的输入矩阵。
The sufficient and necessary condition of controllability and reachability of a class of linear switching systems which has the same systematic matrix and different input matrixes is given.
给出一类线性切换系统能控性、能达性的充分必要条件 ，此类系统的特征是具有相同的系统矩阵和不同的输入矩阵。
The uncertainties of the linear switched systems with polytopic perturbations are formed by a convex combination of several known constant matrixes.
这一新型的DDI装置相比传统的COF能提高散热量达20%，因此使得DDI能运行更长时间，并且可靠性更好。
The new DDI package improves thermal heat dissipation by 20 percent over a conventional COF package, allowing the DDI to last longer and operate with greater reliability.
在一个著名的展览中，法国宣布酸奶制造商达能公司属于战略性的国家资产，之前流传该公司被美国人收购的传闻。
In a celebrated display of pique, France declared the yogurt-maker Danone a strategic national asset after rumours of an American takeover.
莱索达说，尽管最近从中国进口的海味、轮胎以及其他商品频受质疑，他毫不担心能令美国消费者确信中国制造汽车的安全性。
LaSorda said he had "no concerns at all" about convincing U. S. consumers that Chinese-made cars are safe at a time of warnings about seafood, tires and other goods imported from China.
结论：急性脑梗死早期应用依达拉奉治疗能改善患者的近期神经功能缺损程度，提高疗效，安全性高。
Conclusion: Edaravone may improve early neurological function lesion of patients suffered acute cerebral infarction, and enhance curative effect with high safety.
最终发现，居住在一起的同伴，如果一方变得快乐，他们能8%的几率能提供同伴变得快乐的可能性。类似的影响也在居住的比较近的同胞姐妹之间达14%，邻居达34%。
It was found that live-in partners who become happy increased the likelihood of their partner being happy by 8% and similar effects were found for siblings living close by (14%) and neighbours (34%).
在皂土硝酸盐催化下，甲苯能被浓硝酸对位选择性硝化，对邻硝化产物比率达1．0以上。
Catalytic nitration of toluene occurs by use of nitric acid in the presence of bentonite metal nitrates with useful para selectivities, up to a para to ortho ratio 1.0.
方案在各种方面都采用了可持续性的方法，比如材料、能效、节水、环境污染的减少、土地的利用、易达性、流动性还有健康和舒适性。
It was used sustainability measures in materials, energetic efficiency, water saving, reduction of the atmospheric pollution and soil, accessibility and mobility as well as health and comfort.
一位住在离你一英里之内的朋友开始变得快乐，他的快乐能增加你的快乐的可能性达25%，英国医学杂志报道说。
A friend who becomes happy and lives less than a mile away increases your likelihood of happiness by 25%, the British Medical Journal reported.
结果：乌龙胶囊能改善单纯性肥胖临床症状，经104例临床观察，有效率达92%。
Results: Wulong Capsules could improve clinical symptoms with an effective rate of 92% in 104 cases.
结果：乌龙胶囊能改善单纯性肥胖临床症状，经104例临床观察，有效率达92%。
Results: Wulong Capsules could improve clinical symptoms with an effective rate of 92% in 104 cases.
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