查询词典 speed of light

The products of MFC can be used on the following auto control loops of continuous production, such as the temperature, pressure, flow, liquid level, density and motor adjust-speed, in the fields of oil, chemical engineering, power, papermaking, coke, light-industry, glassmaking and so on.

项目产品主要用于石油、化工、电力、造纸、焦炭、轻工、玻璃等行业连续生产过程中的温度、压力、流量、液位、浓度和电机调速等环节的自动控制。

A novel photocatalytic reactor, which can use sun light and graniform photocatalyst, was developed and evaluated. Hydraulics studies show that the actual mean residence time was approximately 1. 5 to 2 times greater than the theoretical mean residence time, which is of great advantage for degrading the pollutants in the reactor, and that the high reaction rate can be obtained by increasing the rotational speed.

设计了一种新型提升式圆盘多相光催化反应器(exalting round-platephotocatalytic reactor，ERPPR)，该反应器的主要特点是能够利用太阳光和粒状催化剂，通过对ERPPR水力学特性的研究发现，该反应器的实际平均水力停留时间约为理论平均停留时间的1.5到2倍，反应器内循环流量与提升桨转速成正比。

The group velocity is estimated as 1/35 of the light speed in vacuum.

群速度估计为真空光速的1/35。

To achieve the target of averting maintain, hyper resistance of the corrosion, now all of the high speed railway, subway, light rail's bridge's metal embedded parts in advance, net contact built-in fitting, screw and gudgeon all request to carry on the complex alloy permeation + Dacromet + closing layer's technological process.

为达到免维修，高抗腐要求，现高速铁路、地铁、轻轨桥梁预埋件、接触网预埋件，道钉螺栓等均需进行多元合金共渗+达克罗+封闭层技术处理。

We know that light in inertial reference frame, Naturally satisfy the sum theorem of classical mechanics in speed (since so far we have not found exception to overthrow it is inertial basis).

我们知道，光处在惯性系中，自然也就满足经典力学中速度相加定理（因为至今我们还没有找到推翻它是惯性系中特例的依据）。

It introduces the process of getting ultra-short pulse using a gain switched quantum well DFB laster as signal pulse source,the method of obtaining OTDM signal and extracting short pulse through the technique of extracting light-pulse which apply to high-speed OTDM system.

介绍了采用掺铒光纤放大器获得超短脉冲；利用方程差微调法获得光时分复用信号和易于实现动态色散补偿的啁啾光纤光栅实现色散补偿，以及通过适于高速光时分复用系统的光时钟提取技术提取时钟脉冲等内容。

Based studies were done on radiation spectrum, voltage to current character and modulation property of white LEDs when they are used as optical transmitters. Then the configuration and systematic design techniques are concentrated concerning white LED lighting source communication with numerical analyses and computer simulations done as well as high speed modulation techniques, visible light receiver design and means to alleviate inter symbol interference along with background noise problem.

在对白光LED用作通信光源时的光谱特性、伏安特性、调制特性等物理特性做深入分析的基础上，重点研究了白光LED照明光源通信系统的组成结构和系统设计，进行了数学计算分析模拟，并设计出了白光LED高速调制电路和可见光接收电路，并就如何削弱码间串扰和背景光噪声对通信系统的影响进行了讨论分析。

The precisely-tuned suspension, the responsive six-speed automatic transmission and the sophisticated aluminum chassis of the 7 Series contribute to its astoundingly light-footed handling and razor-sharp steering behaviour.

7系精确调试的悬架、反应迅速的六速自动变速箱和尖端的铝制底盘使转向操作惊人的轻盈与快捷。

Length of day ; the earth's rotation ; light pressure from the sun ; angle momentum ; moment of inertia ; angle speed

日长；地球自转；太阳光压；角动量；转动惯量；角速度

This reflects the light-speed rate at which every sector of business is electronically netting itself into a new shape.

它反映了商业活动的各部分以光速把自己接入电子网络的新形象。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。