查询词典 space between

In the mathematically rigorous formulation of quantum mechanics, developed by Paul Dirac and John von Neumann, the possible states of a quantum mechanical system are represented by unit vectors (called "state vectors") residing in a complex separable Hilbert space (variously called the "state space" or the "associated Hilbert space" of the system).

在保罗·迪拉克和约翰·万·诺埃曼创立的严谨的量子力学数学公式里，用停留在一复杂可分的希耳伯特空间(很多地方称作"状态矢量空间"或与系统有关的希耳伯特空间)单位向量来描绘量子力学系统的可能状态。

The researchers hope to study the hypercyclic operator in more general space. So next we study the weighted shift hypercyclic operator in c_0 space and c_0 space and get some properties of its weighted sequence.

研究者们希望在更广泛的空间中研究相关超循环算子的这种性质，下面我们就c_0和c_0中加权移位的超循环算子研究它的加权序列的若干性质。

Space debris, in general, has been a growing concern for NASA and other spaceflight operators due to the unprecedented crash of a Russian and American satellite earlier this year. The Feb. 10 smashup in space created two new large clouds of debris that have been continuously tracked by the Department of Defense's Space Surveillance Network.

由于今年早些时候俄罗斯和美国的两颗卫星相撞在一起，现在美国宇航局和其他太空飞行操作员对太空垃圾更加关注。2月10日的撞击事件在太空形成两个新碎片云团，美国国防部空间监视网一直在对这些太空碎片进行追踪。

Scientists at NASA's Marshall Space Flight Center in Huntsville, Ala., and Ames Research Center at Moffett Field, Calif., within a week plan to test their solar sail, which will travel to space onboard a Falcon 1 rocket developed by Space Exploration Technologies of Hawthorne, Calif.

在阿拉巴马州Huntsville的NASA Marshall空间飞行中心，和在加利福尼亚州Moffett的Ames研究中心的科学家们在计划在一周内测试他们的太阳帆，他们将使用加州Hawthorne的空间探索技术研究所开发的猎鹰1号火箭将太阳帆发射升空。

Vector is an important mathematical tool for the study, the method is the use of vector algebra vector solution to the issue of three-dimensional geometry of a convenient method, space vector as the new content, in dealing with space issues have considerable advantages space than the original problem to deal with more flexibility.

向量是数学研究的一种重要工具，向量的方法是使用向量的代数方法去解决立体几何问题的一种便捷的方法，空间向量作为新加入的内容，在处理空间问题中具有相当的优越性，比原来处理空间问题的方法更有灵活性。

During his four-day visit, Yang's Shenzhou 5 space capsule and its landing parachute, his space suit and samples of his space meals will be on display, Tung told reporters in Hong Kong.

在他四天的访问行程中，将展示杨的神舟5号返回太空舱和它的降落伞，以及他的宇航服和太空食品的样本，董在香港对记者们说。

Through research into space curve, get the equation of space curve, then reason the method of path programming according to the motion space of the manipulator.

通过空间曲线的研究，得出空间曲线方程，然后结合机械手的可达空间，得出机械手的路径规划。

An inductive learning method for classification based on information theory is proposed, which is a maximum contribution classification method according to the theory of channel transmission in information theory, the definition contribution is developed based on probability distribution of classified space, probability transfer matrices of classified space and feature space and mutual information, then entities is classified by the maximum contribution method.

提出了一种基于信息论的归纳分类学习算法－最大贡献分类算法。该算法根据信息论中信道传输的理论，把类别空间和各特征空间的概率转移矩阵以及互信息结合起来，定义了贡献的概念，从而得出了对给定的观测值，用它的最大贡献作为对实体进行分类的规则。

Detail space to millimeter,make full use of each inch of space.elevate space untility rate.

空间细化到毫米，充分利用每一寸空间，有效提高空间利用率。

With the development of space utilization, Intelligent space robot has been widely used in space complex and precision task.

随着人类对空间利用领域的拓展，空间智能机器人愈来愈广泛的应用于空间复杂、精密作业中。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。