Helium ion microscopy (HIM) offers the highest spatial resolution surface imaging of any scanning beam method, as well as extremely high surface sensitivity.
氦离子显微镜能够提供所有扫描射线法中最高空间分辨率的表面图像，以及极高的表面灵敏度。
Purpose: To study the usage and clinical results of a new surgery method, Argon-Helium resection, in the treatment of the lonely kidney cancer.
目的：探讨一种治疗孤立肾肾癌的全新手术方法——氩氦刀切除术的临床疗效。
Nonequilibrium statistical method is used to study the helium embrittlement of metals under neutron irradiation and high temperature.
用非平衡态统计物理方法研究在高温与中子辐照的环境中金属材料的氦脆化。
If specified by the design document, halogen, helium, alkaline air or other method is adopted for gas leakage test, special technical specification shall be duly followed.
设计文件规定用卤素、氦气、氨气或其他方法进行泄漏性试验时，应按专门技术规定进行。
This essay introduces the theory and method of helium mass-spectrum leak detection for vacuum system of condenser.
本文系统地介绍了凝汽器真空系统氦质谱检漏原理和方法。
The third is, when Al is welded by means of VPTIG method of helium, the changes in current, voltage and arc shape.
第三部分研究了在氦气作保护气体的情况下，用变极性TIG焊方法焊铝时，焊接电流、电弧电压的变化情况和电弧形态的变化。
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。
The thermal regenerator efficiencies packed with bronze screen matrix of various size, blow periods, Helium flow rates etc have been measured with experimental compensate method.
本文通过采用补偿方法，分别测定了在液氮温区不同的工质流量、切换时间、填料网目数的回热器效率。
This Paper discusses the method for uranium exploration based on the analysis of helium in water leaching soil samples using ion pump helium detector.
本文讨论了利用离子泵测氦仪，测定水浸土壤样的水中氦的找铀矿方法。
Helium content in oil and gas reservoirs can be also used to determine when the trap was formed, providing a new method for the study of time-spatial distribution of the commercial oil and a...
还可用油气藏中的含氦量，确定圈闭形成期，为研究工业性油气藏的时、空分布提供了新的方法。
Helium content in oil and gas reservoirs can be also used to determine when the trap was formed, providing a new method for the study of time-spatial distribution of the commercial oil and ags res...
还可用油气藏中的含氦量，确定圈闭形成期，为研究工业性油气藏的时、空分布提供了新的方法。
It turns out that it is a reasonable method to calculate the homogeneous nucleation rate of superheated liquid helium with the energy fluctuation theory.
结果表明，用能量涨落理论来计算过热液氦的均匀核化速率是一种比较合理的方法。
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。
As the normal suppression method, pure helium is gradually replaced with He-Ar mixed gas for economical efficiency, especially the he content is more than 50%.
常用的抑制方法是侧吹氦气，而采用氦氩混合气体可降低生产成本，特别是当氦气含量高于50%时。
The influence of the helium flux on the thermal field of sapphire crystal growth by heat exchange method(HEM) was studied by heat exchange method simulation and experiments.
采用热交换法生长蓝宝石晶体，通过数值模拟与实验研究了晶体生长过程中热交换器中氦气流量对温场的影响。
The helium mass spectrum analyzes leakage analysis is one of the popular leak detection method.
氦质谱析漏是电子界较常用的无损检漏方法。
Abstract: Helium mass spectrometer sniffing probe method is widely used in the process of the single point leak testing on the spacecraft.
摘要航天器的单点漏率测试往往采用氦质谱吸枪检漏法，因此，研究该方法的不确定度评定具有重要的工程实际意义。
This paper presets a simple method for measuring the refractive index of transparent by beams excited from helium-neon laser.
本文给出了用氦氖激光束测量透明板折射率的一种简便方法。
The automatic system of measurement of the refractive index & thickness of NMSTF applies the reflection method to measure the parameters with the helium-neon laser as the incident light source.
“全自动纳米多孔氧化硅薄膜折射率和厚度测定系统”采用的测量方法是光的反射法，在选用氦氖激光作为、入射光源时，考虑到氦氖激光的单色性不会因为经过分束镜后发生变化；
A new method employing model FTV2700 helium ionized gas chromatographic analyzer to analyze the hexafluoroethane(C 2F 6)content in xenon is described.
介绍用FTV2 70 0型氦离子化气相色谱仪分析氙气中六氟乙烷含量的方法。
A new method employing model FTV2700 helium ionized gas chromatographic analyzer to analyze the hexafluoroethane(C 2F 6)content in xenon is described.
介绍用FTV2 70 0型氦离子化气相色谱仪分析氙气中六氟乙烷含量的方法。
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