查询词典 spectrum tube

The high-correctness C/O energy spectrum logging system features use of fast neutron in deuterium and tritium reaction along with alpha particles flying technique to log, and is composed of neutron counter tube accompanied by alpha particles test system, neutron shielder, gamma ray detector, fact electric timer and computer for data acquisition, processing and control.

本发明提供一种高准确度的碳／氧比能谱测井系统，该系统是将氘氚反应快中子伴随α粒子飞行时间技术用于碳／氧比能谱测井，包括具有伴随α粒子探测系统的中子管，中子屏蔽体，γ射线探测器，快电子学定时部件以及数据获取、处理和控制计算机。

Theoretical and Experimental results are presented of a new high-resolution single-tube color TV camera system using spectrum interleaving technique.

本文给出了采用频谱交错法设计高分辨力单管彩色摄像系统的理论计算结果。

The article first introduced the spectrum tube design background and some basic situations of domestic and foreign similar instruments.

文章首先介绍了光谱筒的设计背景和国内外类似仪器一些基本情况。

Then brief the basic situation of the finite element analysis method and the spectrum tube design situation.

接着介绍了有限元分析方法的基本情况和光谱简的设计情况；论述了如何用有限元方法对系统进行静力分析，如何进行前处理和定义作业参数，如何用计算出的结果对设计进行评估：并对光谱筒系统中的导轨板、桥和下平台进行了有限元分析。

This paper analyses surface constitution for the weld samples of low Sn Zr 4 cladding tube by wave spectrum analytical method.

采用电子探针的波谱分析方法，对国产低锡Zr4包壳管的环焊缝试样进行表面成份分析。

X-ray tube spectrum model;spectrum reconstruction;attenuation data

X射线球管光谱模型；光谱重建；衰减数据

Two new Raman spectral lines of I_2 in benzene solution are found in the experiment which is proved that resonance absorption Raman spectrum by liquid-core optical fiber much stronger than resonance absorption Raman spectrum by absorption tube.

发现了两条新的属于碘分子的拉曼谱线，这证明了使用液芯光纤方法获得的共振吸收拉曼光谱比吸收池方法获得的谱线强度强很多倍。

A physical meaningful seven-parameter X-ray tube spectrum model is firstly established. Then model parameters are calculated from attenuation data so that X-ray tube spectra can be reconstructed.

该方法首先建立一个具有物理意义的7参数球管光谱模型，再通过测量的光谱衰减数据求解模型参数，进而重建光谱。

Knowledge of tungsten anode X-ray tube spectra is essential for X-ray dose control, X-ray image quality evaluation and dual-energy X-ray imaging etc. A model-based tungsten anode X-ray tube spectrum reconstruction method is presented in this paper.

X射线球管光谱信息是进行X射线曝光剂量控制、X射线成像质量评估、X射线双能量成像等必不可少的，为此本文提出一种基于模型的钨靶X射线球管光谱重建方法。

The pyrolysis characteristics and sulfur release characteristics during coal pyrolysis of three different coals, which include high volatile, were studied by TG-GC-MS(Thermal gravimetry-Gas Chromatography-Mass spectrum), tube furnace of pyrolysis reactor and intelligent fixup sulfur equipment.

本文应用热重—质谱—色谱联用系统、管式炉热解反应器和快速智能定硫仪，研究三种高挥发分煤种的热解特性和热解硫析出特性，对热解硫析出的两种主要产物(H_2S和COS)进行了监测分析，得到硫的赋存形态、粒径大小以及矿物质对各种形态含硫气体析出的影响规律。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。