- 1. 本发明描述了一种用于过滤离子束的滤质器设备。
- A mass filter apparatus for filtering a beam of ions is described.
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- 2. 本文介绍了用法拉第筒作为离子检测器的四极滤质器存在干扰电子流的原因。
- The causes of disturbing electron current in quadrupole mass filter with Farady cylinder as an ion detector are described.
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- 3. 所述第一滤质器级布置成用于仅传输具有一子范围的质荷比的离子，该子范围包括所选的质荷比。
- The first mass filter stage transmits only ions having a sub-range of mass-to-charge ratios including a selected mass-to-charge ratio.
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- 4. 所述第一滤质器级布置成用于仅传输具有一子范围的质荷比的离子，该子范围包括所选的质荷比。
- The first mass filter stage transmits only ions having a sub-range of mass-to-charge ratios including a selected mass-to-charge ratio.
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