The spectrometer has been equipped with an axial plasma torch and a rotary spray chamber.
光谱仪配有端视等离子体炬和旋流雾室进样装置。
The helium mass spectrometer leak detecting technology for a large vacuum chamber with the complex construction is described. Some problems in operation are shown and analyzed.
叙述了复杂结构的大型真空容器氦质谱检漏应用技术，分析了其中存在的问题。
The matrix capacity method used for the calculation of the electric field and the choice of the optimum voltages of the wires of the drift chamber used on the Beijing spectrometer (BES) is described.
本文简述北京探测器主漂移室电场计算的矩阵电容法和丝电压的优选方案。
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