In the paper, a theoretical analysis is given for the ordinary helium mass spectrometer method used to detect the "single seal" leakage rate of each two seals in a serial two-seal pneumatic system.
从理论上讨论了用常规氦质谱仪检漏方法测定两密封件串联密封的气路系统各密封件“单密封”泄漏率的问题。
Test and research process and operation method of 502 aluminum alloy analyzed by DV-4 photoelectric spectrometer from American are introduced.
介绍了用美国DV - 4光电光谱仪分析502铝合金的试验研究过程和操作方法。
Carbon and sulfur in low and middle alloy steel were determined with SHIMADZU PDA - 5017 direct reading spectrometer by using the PDA (Pulse height Distribution Analysis) method.
介绍了应用日本岛津pda- 5017型光电直读光谱仪，采用脉冲分布测光法(PDA法)，测定了中低合金钢的碳和硫。
Based on experience, a fast adjustment method of spectrometer is introduced, and the principle of half and half adjustment and its operation gist are analyzed theoretically.
从经验出发介绍分光计的一种快速调节法，并从理论角度分析了分光计各半调整的原理及操作要领。
The analysis method USES a simplified version of a mass spectrometer, a tool that can be used to separate and identify molecules in compounds.
这种方法运用简化的质谱仪来分析样本。质谱仪可用于分离和识别化合物中的分子。
The article discusses regularity of all aspect affects X - ray spectrometer accuracy with a lot of datum during making Ferro Silicon, and formulates the method of making Ferro Silicon.
以大量数据论述硅铁试样制备过程各环节对X射线荧光光谱分析准确性的影响规律，并制定硅铁试样的制备方法。
The method for determination of aluminum, copper, iron, phosphorus and silicon in metallic chromium has been studied with a direct-reading inductively coupled plasma emission spectrometer.
阐述了用全谱直读型电感耦合等离子体发射光谱仪测定金属铬中铝、铜、铁、磷、硅元素的测试方法的研究。
The experiment method of measuring refractive index of transparent liquid with spectrometer is improved.
介绍了利用三棱镜和分光计测量透明液体折射率的一种实验方法。
In addition, the ion energy of HPIB is also measured with Thomson spectrometer and time of flight method and the results agree with those measured with a pile of thin films.
还将叠片法的测量结果与利用磁谱仪和采用飞行时间法等的测量结果进行了比较，三种方法所得的测量结果基本一致。
It shows that the result obtained by the dynamic method of mass spectrometer is uniform with the datum given by many references.
结果表明质谱计动态法所得结果与许多基本文献提供的数据是一致的。
The experimental result shows, the resolution and sensitivity of REMPI and TOF mass spectrometer technique is higher that of laser induced fluorescence method (LIF).
实验表明，共振增强多光子电离加飞行时间技术研究原子、分子光谱其灵敏度与分辨率远高于常用的激光感生荧光方法。
This method is used in development of Nb-bearing steel and determination of controled sample of direct-reading spectrometer by furnace with fast and simple operation and accurate result.
方法被用于含铌品种钢的开发和炉前直读光谱控制样品的定值。该方法简单、快速，结果准确。
An on line extraction flow injection method was developed for the determination of trace lead in nickel sulfate electrolyte using flame atomic absorption spectrometer as the detector.
本文采用流动注射在线萃取火焰原子吸收光谱法测定硫酸镍电解液中微量铅。
This paper presents a method to eliminate the chronic deterioration on the performance of electron energy analyser, which is a key component of the electron spectrometer.
本文阐述了电子能谱仪的关键部件——电子能量分析器的一种慢性故障现象（沾污）及其消除方法。
In this paper, the author proposed a new equal distance adjusting method for the spectrometer, on the basis of detailed analysis of spectrometer? S adjustive process.
分析了分光计调整中出现的各种现象及原因，并指出调节应遵循的规律，提出了分光计的等距离调节法。
This paper describes a control system for CCD spectrometer and the data processing method used in it.
本文介绍了CCD光谱仪的控制系统及数据处理方法。
Method The fatty oil from Carum carvi L was extracted by ligarine petrum and analyzed by capillary gas chromatograph mass spectrometer(GC-MS) method.
方法用石油醚提取脂肪油并甲酯化，采用毛细管气相色谱-质谱联用技术对其进行分析鉴定。
The precise size filter is deposited with the mask method successfully, the spectrum characteristic is tested through utilizing the optical fibre spectrometer.
通过采用光学掩膜的方法成功制备了符合设计尺寸要求的可见光滤光片，并利用光纤光谱仪测试了滤光片的光谱特性。
This paper introduces the main points and the rapid adjustment method for spectrometer and points out how to adjust the spectrometer with optical method.
介绍了分光仪快速调整的要领和方法，并指出分光仪应用光学方法来调整。
Raman spectrometer and atom force microscope were employed to study and determine the structure and characteristics of the films prepared by the method of magnetron sputtering with graphite target.
用激光拉曼谱和原子力显微镜等现代分析手段研究了磁控溅射石墨靶制备的薄膜的结构和特性。
In this paper, a new method for dynamic measurement of engine exhaust using TOFMS (Time of Flight Mass Spectrometer) is presented, and a high speed data acquisition system is designed.
本文介绍了利用飞行时间质谱仪(TOFMS)对发动机发动过程中的排气成分进行动态检测的方法以及为此开发的高速数据采集系统。
The character and structure of components in herbal material were distinguished by TIC of mass spectrometer. The method provides for identification and QC to herbal material.
质谱总离子流图充分反映中药材组分特性，并确定各峰组分的结构，为中药材鉴别及质量控制提供了一种很好的方法。
Results show that:(1)X-ray fluorescence spectrometer is the best method to detect total concentration of heavy metals in eco-cement.
试验结果表明：（1）荧光光谱法是最优的总量测定方法；
An analyzing method is introduced for accurate measurement of deuterium abundance in the hydrogen-deuterium system by low resolution MAT253 mass spectrometer.
介绍了用低分辨MAT253质谱计准确测量氢-氘体系中氘丰度的分析技术。
The method has been realized by using Brewster angle method on spectrometer.
这种方法是应用布如斯特定律在分光仪上实现测量固体的折射率。
A design method with globe optimization and reverse optimization was presented to achieve a flat-field holographic concave grating used for micro-spectrometer system.
研究了应用于微型光谱仪的平场全息凹面光栅的设计方法，提出了全局优化和反向优化的设计思想。
In order to gain the real leak rate under simulating operating conditions, using the pressurized leak detection method of helium mass spectrometer leak detector, the accurate data are obtained.
为了直接获得工作状况下的漏率，在模拟工况条件下，采用氦质谱检漏仪正压检漏法可满足这样的要求。
One test method for transmission speed of USB interface is brought forward and the problem of transmission speed bottle-neck of the spectrometer system is solved according to the result.
提出usb接口的传输速率的一种测试方法，并且根据测试结果解决光谱仪系统传输速度瓶颈问题。
This method includes an electrostatic spherical grid retarding spectrometer with a post focusing system.
球面栅静电减速谱仪具有后聚焦系统。
A method for prolonging the operation lifetime of klystron in EPR spectrometer was described.
描述了一种延长EPR波谱仪中速调管使用寿命的方法。
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