Field desorption mass spectrometry of some oligopeptides has been described in the present paper.
本文阐述了几个寡肽的场解吸质谱。
The electron impact and field desorption mass spectra of 10 2,4-diamino-6-substituted quinazoline sulfonamides were investigated.
研究了10种2，4-二氨基-6-取代磺酰胺喹唑啉类药物的电子电离及场解吸质谱。
The features of Field Desorption Mass Spectra and its application in the analysis of thermolabile substances and nonvolatile compounds are described.
本文简述了场解吸质谱的特点，以及在热不稳定化合物和难挥发化合物的分析中的应用。
Mass spectra (MS) of cholesterol esters and halides were obtained by means of Electron Impact (EI), Field Desorption (FD) and Chemical Ionization (CI).
研究了胆甾醇酯类和胆甾醇卤代物的电子轰击电离（EI）、场解吸电离（FD）、化学电离（CI）的质谱。
The relationship between hazard of outburst and characteristic of pore-structure and velocity of gas desorption in coal seams is analyzed on basis of study in laboratory and field site.
通过试验室和现场考察，分析了煤的孔隙结构特征、瓦斯解吸速度与煤的突出危险性的关系。
Therefore, on the soil of phosphorus adsorption and desorption of organic phosphorus research, has increasingly become in the field of soil chemistry problems a concern.
因此，关于土壤对磷的吸附、解吸及有机磷组分的研究，已经日益成为土壤化学领域中的一个受人关注的问题。
Therefore, on the soil of phosphorus adsorption and desorption of organic phosphorus research, has increasingly become in the field of soil chemistry problems a concern.
因此，关于土壤对磷的吸附、解吸及有机磷组分的研究，已经日益成为土壤化学领域中的一个受人关注的问题。
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