查询词典 photoelectric

The precision of photoelectric Autocollimator in our country is low, so the research of how to improve its precision is necessary.

国内光电自准直仪的精度较低，提高光电自准直仪精度的研究势在必行。

The edge detection method with straight line fitting in digital image processing has been introduced in detail in this paper, and it has been applied into the development of high precision one-dimension photoelectric autocollimator.

对数字图像处理中直线拟合边缘检测法进行了详细介绍，并将其应用于高精度一维光电自准直仪的研制。

The main idea of this article is how to improve the resolution and precision of photoelectric Autocollimator, contains next aspects: 1, How to improve the resolution of imaging apparatus with Cubic Spline Interpolation Functions.

本文针对如何提高光电自准直仪的分辨率及精度进行研究，研究内容表现在以下几方面： 1、将三次样条插值应用到成像器件的细分中，提高自准直仪成像器件的分辨率。

In order to make up for the deficiency that photoelectric autocollimator does not have high resolution and large measuring range at present, an auto-collimation angular measurement method based on imaging grating is presented.

针对目前光电自准直仪难以做到既有高分辨力同时又有大的测量范围的不足，提出一种成像式光栅自准直测角方法。

An advanced and small photoelectric counting system was introduced,it had the advantage of automatic gain control.

介绍了一种体积小、可靠性极高的光电计数系统，具有光敏三极管的自动增益控制特性，并带有。。。

Lunda Photoelectric Technology Co., Ltd. Kin Kin Lung Group is the largest production base is currently the largest LED product line of scientific research, production and foreign exchange base.

健隆达光电科技有限公司是健隆集团最大的生产基地之一，是目前国内最具规模的LED系列产品科研、生产和创汇基地。

Finishing calculation of mean value, standard deviation, skewness, kurtosis of Beta distribution.(2) Fitting parameters of many kinds of typical distribution and using residual deviation to evaluate fitting precision.(3) Using Beta distribution as an agreed indication distribution applied to many kinds of practical photoelectric measurement distributions.(4) Deriving theory formula of Bayes point estimation about Beta distribution parameters and mean value and standard deviation on the condition of mean square error loss function and supposed the prior distribution is uniform distribution.(5) Generating MCMC sample from post distribution by the method of Gibbs sample algorithm. Calculating bayes point estimation from sample on the condition of mean square error loss function. Calculating confidence interval by an approximate method to complete interval estimation.

本文的主要工作有：(1)解决了Beta分布参数a和b的精确计算以及均值、标准差、偏度、峰度的计算问题；(2)拟合出10余种典型分布的Beta分布的两个参数，并且采用剩余标准差评价该Beta分布的拟合精度；(3)对多种典型的光学与光电测量系统的测量分布进行了Beta分布统示表示；(4)在假设先验分布为均匀分布前提下，得到参数a和b以及均值μ和标准差σ在均方误差损失函数下的贝叶斯点估计理论计算公式；(5)利用直接抽样的Gibbs抽样算法，从后验分布中产生MCMC样本，从样本直接计算均方误差损失函数下的贝叶斯点估计，并使用一种近似方法计算其置信区间，完成区间估计。

the quantization of photon exprees the process of the quatization producing, energy was quantizated by studing black body radiation, that studies two experiments about the quantization of photon: photoelectric effect and compton effect.

光的量子性阐述了量子性产生的过程，通过对黑体辐射的研究把能量量子化，从而研究了光量子性的两个实验：光电效应和康普顿效应。

Thirdly , in the light of the demands ' that the large - scale photoelectric tracking and sighting equipment now available ask for fsm and the specific demands of the fast - steering mirror , designs a set of shaftless rapid controlling reflector system which impels manufacturing enterprises to bourgeon a suit of new productive processing method which differentiate completely from that of the axiferous fast - steering mirror system

由现有大型光电跟踪、瞄准设备对fsm的要求，结合对快速控制反射镜结构的具体要求，自行设计了一套完全区别于有轴系支承的新的生产加工工艺的柔性轴快速控制反射镜系统。

The output signals pass to photoelectric coupled device, and directly control the gates of double-direction controllable silicon, so that charge of the calefaction power.

输出信号经过光电耦合器，直接控制双向可控硅的门极，从而控制光源的平均加热功率。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。