查询词典 d-day

The influence of the parameters such as D and d on laser induced voltage had been discussed.

根据该公式，对影响激光感生电压的一些参量如δ、D、薄膜的厚度d等进行了讨论。

By extending the concepts of supremum and infimum in real space to the casein any finite-dimensional Euclidean space a weak supremum set and infimumset theory with respect to cones for the set in finite-dimensional Euclideanspace is developed,and several similar properties to the set in real space are ob-tained,with the concepts of this weak supremumset,w-D-conjugate maps and w-D-subdifferentials theory for the point-to-setmap are developed,and its several properties and its relationships with weakefficient solutions of the multiobjective programming are studied.

推广实空间中上、下确界的概念至任意有限维欧氏空间，建立了有限维欧氏空间中集合的锥弱上、下确界集理论，得到了与实空间中十分相似的性质。借助于这一理论，应用上、下确界的概念，给出了点集映象的w-D-共轭映象及w-D-次微分理论，并研究了它们的若干特性及其与弱有效解之间的关系，此外还讨论了弱鞍点问题。

Firstly, we give a basic notion and basic theory of C-D pair and C-D integrable system and then we study their applications.

首先给出了C-D对和C-D可积系统的基本理论，然后是具体研究了它们的应用。

This invention relates to a DC linear motor digital controller including a central processor circuit, a data memory, a program memory, an A/D conversion circuit, a D/A conversion circuit, a linear shift orthogonal code pulse signal circuit, a signal isolation circuit, among which, the center processor circuit is composed of a special DSP chip controlled by the motor, a complicated programmable logic device CPLD combining with a peripheral expanding circuit, said digital controller fully utilizes the motor to control the special DSP chip to integral DSP kernel CZXLP and the rich external circuit in a single chip to make up of a digital controller for controlling high frequency response DC linear motor with small volume, low dissipation and high reliability.

高频响直流直线电机数字控制器，属于电机自动控制技术领域，目的在于获得快速、高精度往返运动的控制效果，实现高频响直流直线电机的精密位置跟踪控制功能。本发明包括中央处理器电路，数据存储器，程序存储器，A/D转换电路，D/A转换电路，直线位移正交编码脉冲信号电路，信号隔离电路；中央处理器电路由一个电机控制专用DSP芯片，复杂可编程逻辑器件CPLD，结合外围扩展电路组成。该数字控制器充分利用电机控制专用DSP芯片将高性能DSP核C2xLP和丰富的功能外设电路集成在单个芯片上这一特点，构成了一个体积小、功耗低、可靠性高和功能比较齐全的高频响直流直线电机控制用的数字控制器，使系统的整体成本大大降低。

"What we were taught in medical school about vitamin D is that it's associated with rickets and calcium metabolism," said Dr. Joseph B. Muhlestein, a researcher with Intermountain Medical Center in Murray, Utah, and one of the authors of the new study."We cardiologists didn't worry about it; and we certainly didn't order vitamin D levels."

"我们在医学院所学的有关维生素 D 知识就是其与佝偻病和钙代谢的关联，"犹他州马里市山间医学中心研究员兼此项调查的发起人之一的约瑟夫· B ·马尔斯坦博士说："作为心脏病学家，我们对此并不担忧，因此，我们理所当然地不需要调节维生素 D 水平。"

An interpretation is just the inverse of the mapping that a representation provides, that is, an interpretation is a function g from ∑* to D for some alphabet ∑ and some set D.

这个解释函数与物化函数相反，把符号串映射回信息对象。也就是，解释函数是∑*到 D 的函数 g，基于一个字母表∑和集合 D。

Based on the 3-D acoustic equation and Tarantola′s generalized inversion theorem, taking into consideration the character of cross-well survey, a 2.5-D cross-well waveform tomography method in the frequency domain is presented here.

从频率域3-D声波波动方程出发，结合井间观测方式的特点，基于Tarantola广义反演理论，提出了一种频率域2.5-D井间波形层析成像方法。

Explain why an equimolar mixture of D- glucose and D-fructose formed by hydrolysis of sucrose is called invert sugar in the food industry.

解释为什么蔗糖水解产生的D-葡萄糖和D-果糖等摩尔的混合物在食品工业上称为转化糖？

If for any〓,they are conjugate to each other in D if andonly if they are conjugate to each other in G then every virtual character of D is-stable and if〓is an irreducible character of G in b with height zero,the map〓is an isometry from〓onto〓.

若对任意〓，它们在D共轭的充要条件是它们在G中共轭，则D的每一个指标是-稳定的，且若x是G落在b中的高零不可约指标，则下面映射是从〓到〓的等距映射

Kepler's laws of Newton discovered the law of gravitation 10000 l ^ D has laid the foundation, then to the law of gravity, in turn, amended the third Kepler principle, namely, the ratio of 32 to strictly say no is a constant with the planets related to the quality of the l ^ D.

开普勒定律为牛顿发现万l^D有引力定律奠定了基础，而后，万有引力定律反过来又修正了开普勒第三定律，即比值32严格说不为常数而与行星l^D的质量有关。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。