在负离子模式下对纤维三糖和纤维四糖进行电喷雾电离质谱（ESI-MS）分析。
Cellotriose and cellotetraose were analyzed by electron pray ionization mass spectrometry(ESI-MS) with negative ion mode.
在负离子模式下对纤维三糖和纤维四糖进行电喷雾电离质谱（ESI-MS）分析。
Cellotriose and cellotetraose were analyzed by electron pray ionization mass spectrometry(ESI-MS) with negative ion mode.
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