查询词典 metric

Finally,as to an equicontinuous homeomorphism on a compact metric space,...

最后，针对紧致度量空间上的等度连续同胚，利用空间的极小性和紧致性，得到以空间中某有限个点的有限长轨道为中心，以ε2为半径的开邻域构成的有限子覆盖，并利用f的等度连续性，由该子覆盖构造出以空间任一点的有限长轨道为中心的开邻域所作成的有限子覆盖，进而得到所要结论。

Minimality ; minimal set ; compact metric space ; open cover ; equicontinuous homeomorphism

极小性；极小集；紧致度量空间；开覆盖；等度连续同胚

They are, in effect, equidistant from the Earth in terms of both metric distance and velocity change.

然而，事实上从双方的度量距离和速度的变化方面来说，到地球的距离是相等的。

We give an equivalent characterization of the metric D〓 and investigate the properties of the sendgraph of fuzzy numbers.

给出了模糊数空间上D〓度量的等价刻画，讨论了模糊数的send-图性质。

This is equivalent to 202,500 metric tons of zinc and 11,400 tons of nickel--about 41% of LME zinc stocks and 7% of nickel inventories.

如此大的量，似乎给基本金属期货带来一些压力。这相当于卖出20.25万吨锌和1.14万吨镍，分别为LME锌库存的41%和镍库存的7%。

U.S., French and South Korean experts estimated that the power of the explosion, about 240 miles northeast of Pyongyang, was equivalent to about 500 metric tons of TNT, which a senior U.S. intelligence community official said was unusually small for a nuclear blast.

美 法 韩的军事专家正在对这次的爆炸为例做出评估，他们认为这次发生在平壤东北部240英里处的爆炸威力仅为500吨TNT炸弹的威力，美国情报部门一位高级官员称这是再小不过的一次核爆了！

In this paper, we give a section theorem of Ky Fan type and its equivalent theorem in hyperconvex metric spaces, and as their applications we obtain some minimax theorems and a coincidence theorem.

赵云河 ，张惠丽文章给出了超凸度量空间中的一个Ky Fan型截口定理及其等价定理，作为它们的应用，得到了一些极大极小定理和一个重合定理。

In this paper,a novel kernel based SOM algorithm is proposed.we replace the Euclidean norm in the SOM training procedure with kernels,which is equivalent to change the metric of distance in input space.

引言 Kohonen提出的自组织特征映射理论(Self OrganizingMaps，SOM) [1 ] 具有聚类、自组织、自学习以及可视化的功能，已广泛的应用于模式识别、数据挖掘、故障诊断等邻域。

In this environment Shell is preparing to bid to supply a Taiwan Power Company power station with natural gas equivalent to 1.7 million metric tons of LNG per year to the new Ta Tan power station.

壳牌目前正准备参加投标，争取为台湾电力公司Ta Tan新电站提供天然气的项目，其如果壳牌顺利中标，壳牌每年将提供170万吨天然气当量的液化天然气

Chapter 3, in the above system, gives out the definitions of topological new transitivity, topological transitivity, topological strong transitivity and topological conjugate of a sequence of maps, studies basic properties of the above topological conjugate, and obtains some main results, proves topological new transitivity and topological transitivity are equivalent u-under a compact metric space, a sequence of full maps and interchangeable with each other, and that some conclusions associated with topological conjugate.

第三章，在上述系统中给出了一列映射的拓扑新传递、拓扑传递、拓扑强传递和拓扑共轭的定义；研究了一列映射的拓扑共轭的基本性质，得到了一些主要结果；证明了在底空间是紧致度量空间、一列映射是满映射并且两两可交换的条件下拓扑新传递和拓扑传递是等价的；还证明了几个与拓扑共轭相关的结论。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48