查询词典 spectrometer

A harmonic of Nd:YAG laser (532nm) pumped barium nitrate crystal in external resonator and excited stimulated Raman laser. Experimental setup adopted the Raman shifter consisted of external cavity and two prisms spectrometer. The external cavity was composed of diachronic mirrors with optimal reflectivity for Stokes components. Barium nitrate crystal was grown by the aqua-solution cooling method with the size of 48mm×10mm×10mm.

采用单端泵浦的外置拉曼振荡腔与双棱镜分光装置进行了硝酸钡晶体拉曼激光实验，泵浦源为倍频Nd：YAG的532nm激光，硝酸钡晶体通过水溶液降温法生长，尺寸为10mm×10mm×48mm，采用特殊镀膜的腔镜对各阶斯托克斯光进行优化选择。

My company specializes in precision casting of the production and processing and sales, the company introduced advanced silicasol lost wax casting process, high-precision CNC machine tools, and equipped with advanced spectrometer, chemical analysis, metallographic microscope, hardness tester, universal material testing machine and other equipment to make our products the quality and appearance have been well controlled.

我公司专门从事精密铸造的生产加工与销售，公司引进了先进的硅溶胶失蜡铸造工艺，高精度数控机床，并配有先进的光谱仪，化学分析仪，金相显微镜，硬度计，万能材料试验机等设备，使产品内在质量与外观得到了完善的控制。

In this paper,the basic features of quartz and the theoretic basis for quartz to be taken as a tracer for material source are summarized,and the material source tracing methods to use scanning electron microscope,mass spectrometer,electron spin resonance and cathode luminescence and the feasibility of these methods are introduced in detail.

综述了石英的性质和它作为有效指示剂来示踪物源的理论基础，进而详细介绍了使用扫描电镜、质谱、电子自旋共振和阴极发光等仪器对石英矿物的表面微结构、氧同位素比值、形成年龄和阴极发光颜色等特征进行研究来追踪物源的方法以及这些方法的可行性。

A liquid photoacoustic detector suitable to Fourier transform infrared spectrometer with a condenser microphone as coupling unit is described in this paper.

本文描述一种以微音器作声耦合器件的、适用于与傅里叶交换红外光谱仪联用的液体光声光谱探测器。

Melting equipment used cupola - IF double-smelting furnace process, with German imports Front of direct-reading spectrometer Front carbon and sulfur and high-speed analyzer to ensure that the hot metal on-line quality control, can produce HT150 ~ HT300, QT400-10 ~ QT700-3 made of grey pieces of iron and ductile iron pieces.

熔化设备采用冲天炉—中频电炉双联熔炼工艺，炉前配有德国进口的直读式光谱仪和炉前碳硫高速分析仪，保证铁水的在线质量控制，可生产HT150~HT300，QT400-10~QT700-3材质的灰铁件和球墨铸铁件。

Behavior of welding arc plasma,characteristic of welding voltage,local changes of electron temperature and electron density were investigated respectively with high speed camera,inductance gauge of current and voltage,spectrometer in low power YAG laser-gas metal arc welding hybrid welding process comparing with simple GMAW welding case.

采用高速摄像机、电流电压采集仪及光谱分析仪分别研究低功率YAG激光-熔化极气体弧焊复合焊接过程中的电弧形态、电压特点及局部电子温度、密度变化。

The X-ray diffraction spectrum were measured with a Model TURM6z X-ray spectrometer.

X -射线衍射光谱测量模型TURM6z X射线分光计。

The SERS of various concentration of Reactive Red, Acid Red, Acid Black, Direct sol orange and Calcon Carboxylic Acid adsorbed on silver colloid are studied by micro-Raman spectrometer. It has been found that the SERS intensity of absorbed molecules is mainly from the nearest molecule layer to the surface of silver colloid. That is, SERS has its single layer saturation effect. 2. The technique of direct deposition of silver colloid on a Kaolinite surface is first described.

以银溶胶作基底，利用显微拉曼光谱仪对不同浓度的活性艳红、酸性红、酸性黑、直接耐晒橙四种染料和钙羧酸指示剂的表面增强拉曼光谱进行了研究，结果表明，由于表面增强拉曼散射具有单分子层饱和效应和银溶胶系统对荧光的猝灭率很高，能吸附染料分子并增强拉曼散射的强度，且吸附分子的表面增强拉曼散射的强度，主要是由于最靠近银溶胶的一层分子的增强，而第一层以外的分子贡献很小。

The SERS of Reactive Red, Acid Red, Acid Black, Direct sol orange, chlorsulfuron, atrazine and carboxin adsorbed on Kaolinte then covered with silver colloid are studied by micro-Raman spectrometer.

首次尝试了在无SERS活性的高岭土上沉积银溶胶的方法，利用显微拉曼光谱仪研究了活性艳红、酸性红、酸性黑、直接耐晒橙四种染料和莠去津、萎锈灵、绿黄隆三种农药在高岭土上的表面增强拉曼光谱。

The Mo,U elements about normal geochemical method have a closely relationship with hidden uranium deposits. It has studied which methods is the most effective about this four methods through compare to drill material.After making compositive interpretation we can find this four method are effective on hidden uranium ore.We have the follow results: CR-39 track method and gama-ray spectrometer survey is better method than geochemical method.

最后通过这些单一方法实测测量结果与已知钻孔资料进行比较可以对该勘查方法的铀矿勘查效果进行评价；再从方法的单一研究到方法的综合研究，得出伽马能谱测量和固体径迹测量有效的结合，可以得到隐伏铀矿化的深部信息，而常规化探测量则可以有效划分近地表、深部铀矿化的区域。

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。