查询词典 mid point

This text has done a summary to PSD first , then introduce the structure , operation principle and characteristic of PSD, PSD position sensor experimental provision and measuring the circuit, study size , to enlarge size , mid point position of coefficient choose measurement range , sensitivity , non-linear influence of error in PSD circuit of luminous point emphatically.

本文先对PSD做了一个概述，然后介绍了PSD的结构、工作原理及特性，PSD位置传感器实验装置及检测电路，着重研究了光点的大小、电路的放大系数的大小、中点位置的选取对PSD的测量范围、灵敏度、非线性误差的影响。

For a single machine infinite bus power system with STATCOM connected at the electrical mid point of the equivalent transmission line, a unified and extended linear state space system model is firstly formulated by linearizing around the typical operating point.

针对单机无穷大母线联络线中间带静止同步补偿器的电力系统，建立了统一的状态空间模型；并在此基础上，应用信息结构约束下的LQ最优控制理论和算法，得到输出反馈的STATCOM与机组励磁的最优分散协调控制器；应用数字仿真研究它们在系统受到大小扰动下的控制性能和特点，并与传统的电压偏差PID励磁调节器进行了比较。

The croaked Black Metal narrative is carried on the shields of the twin guitar attack, I抎 point to early SETH for how they sound, there is the warmth in tone on one of the guitars, something that the French band employed, however the other guitar is more incisive and has that touch of ice. There is an audible bass which provides some depth for the trebly guitars to race above and there is some fine clatter-tat-tat blasting from the skins department. Tracks like 揊rom My Throne OF Winter?are a cavalry charge into the soft flank of the enemy, the pace letting up from time to time as they breach a line of defence. All of the Metal tracks on the album benefit from this mix of breakneck speed and more mid paced sections. The production is typically lo-fi but as usual that is part of the appeal, there is no point recounting tales of past Pagan glories if you have a crisp digital production to spoil the ambience.The 揚rologue?and 揈pilogue?

而最吸引耳朵的还是尖叫部分，而且我敢打赌你以前从未在碾核音乐里听过这种嗓音，但我很难用合适的语言给你形容出来那究竟是怎样一种动静，粗略一点说它就像是受到惊吓的女人所发出的尖利声音，这样一来可能会让大家把他们和INTESTINAL DISGORGE混淆，那么再补充一句，主唱发出的声音并不是一个单音，那样未免就太枯燥无味了，而是有着跳跃性的节奏，我的能力只能形容到此，具体还要大家自己去体会了，而最令人不可思议的是主唱一人包揽了这两种唱腔，而这两种嗓音之间就像是天与地的差别，如果可能的话我还真想研究一下这位仁兄嗓子的构造。

Jian Jingxue is that we massage the shoulder when a very important point, is located Dazhui connection with the acromial end of the mid-point, there are patients with shoulder pain, head ache, and stiff neck issues such as role.

肩井穴是我们在按摩肩部时一个很重要的穴位，位于大椎与肩峰端连线的中点上，有治疗肩酸痛、头酸痛，以及落枕等问题的作用。

We are already past the mid-point in the MDG race. But we not yet past the point of no return.

千年发展目标的赛跑已过半，但是我们还没有到不能回头的地步。

The city ,America's famous--some might say infamous--Gateway to the West,is a hub for trade and transport.because of its mid-counry location,it also became a major point for the transshipmentof cattle(the city's famous Stockyards,or marshalling point for cattle driven from surrounding states to be sold,closed in 1971)and grain--as well as being an important commercial centre.

芝加哥，美国著名的西部通道，是贸易和运输中心。由于位于国家中部，芝加哥也成为牲畜和粮食中转的重要地点（城内有名的牲畜场或牲畜调车场于1971年关闭，这些牲畜从附近各州运进并售卖出去），同时也是一个重要的商业中心。

According to evaluation of the thermal, hydraulic, environmental and mechanic characteristics and energy performance of building and VAV air-conditioning system, and evaluation of the control performance of local control loops using the simulator of VAV system, this paper presents five on-line supervisory control strategies for local control loops: on-line optimization of VAV supply air static pressure set-point, on-line optimization of AHU supply air temperature set-point, on-line optimization of on/off set of CAV sub-system, on-line optimization of outdoor air set-point and on-line optimization of chilled water secondary pump pressure set-point.

通过数字仿真器对建筑物及其变风量空调系统的热力、动力、环境和能耗等运行特性的模拟，以及对系统常规采用的下位机控制回路可控性和稳定性等控制特性的研究和分析，本文先从局部的角度开展了系统局部优化的研究。提出并在仿真器上分别实施了VAV送风静压设定的实时优化，AHU送风温度设定的实时优化，CAV子系统开／停的实时优化，新风量设定的实时优化以及二级泵冷媒水供水压差设定的实时优化。

In chapter three, the new concepts of the bifurcation point and asymptotic bifurcation point of compact continuous operators in Menger PN-spaces are introduced. Some sufficient conditions for the existence of the bifurcation point and asymptotic bifurcation point are obtained. And the problems on the intrinsic value and intrinsic element of compact continuous operators are studied in Menger PN-spaces. A series of theorems on the existence of the intrinsic value and intrinsic element are obtained.

第三章，在概率赋范线性空间中提出非线性算子的歧点和渐近歧点的新概念，获得了非线性算子存在歧点和渐近歧点的充分条件；讨论了Menger概率赋范线性空间中非线性算子的固有值和固有元问题，得到了非线性算子存在固有值和固有元的一系列充分条件。

During 3D seismic data acquisition in Berri Block of Saudi Arabia,GPS navigation system was used while shooting,and monitoring shot-point drift on the interface of GPS navigation system,to initially control shot point error. Then,the method was applied to control seismic data acquisition quality,to analyze and examine shot-point drift and receiver-point drift.

在沙特Berri工区三维地震数据采集过程中，首先在放炮时采用GPS导航系统，在导航系统监控软件界面上监测炮点偏移情况，初步控制炮点误差；然后利用基于最小偏移距分选方法对地震数据采集质量进行监控，并对炮点和检波点偏移误差进行分析和检查。

Traditional photogrammetry was based on forward intersection and resection using survey point, so collinear equation （object point, image point and center of projection lie in a line） was the kernel of the whole photogrammetry, and relative orientation and absolute orientation were based on ideology of coplanar corresponding image point.

传统摄影测量是基于测点的前方交会和后方交会，所以共线方程（即物点、像点与摄影中心位于一条直线上）是整个摄影测量的核心。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。