辅助信号发生器(简称ac)就是离子阱质谱众多控制电路中的一部分。
Auxiliary signal generator (AC) is a part of many control circuit of ion trap mass spectrograph.
聚氨酯硬泡中的CFC - 11测定包含两部分：一是通过氧弹燃烧-离子色谱法测定材料燃烧后的氯离子含量，另一部分是用气相色谱-质谱联用法测定材料燃烧后CFC - 11的含量。
It contained two parts: one was the determination of Cl-content by Oxygen Bomb Combustion-Ion Chromatography while the material was burnt, another one was the determination of CFC-11 content by GC-MS.
聚氨酯硬泡中的CFC - 11测定包含两部分：一是通过氧弹燃烧-离子色谱法测定材料燃烧后的氯离子含量，另一部分是用气相色谱-质谱联用法测定材料燃烧后CFC - 11的含量。
It contained two parts: one was the determination of Cl-content by Oxygen Bomb Combustion-Ion Chromatography while the material was burnt, another one was the determination of CFC-11 content by GC-MS.
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