英语词汇ionization by electron impact怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

网络释义

1
?电子碰撞游离
... 自由电子碰撞 freeelectroncollision ; electroncollision 电子碰撞游离 ionization by electron impact 电子空穴碰撞 electronholecollision ...

双语例句

1
The study of atomic inner-shell ionization cross-sections by low-energy electron impact is significant in both theoretical researches and practical applications.
低能电子碰撞原子内壳层电离截面测量的研究在理论和实际应用方面都具有重要意义。
2
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。
3
Methods: Volatile oil was separated by solvent extraction and analysed by gas chromatography coupled with electron impact ionization-mass spectrometry (GC-MS).
方法：采用溶剂浸渍方法提取冬凌草中的挥发性成分，用GC - MS方法对冬凌草挥发油的化学成分进行分析。

单词	ionization by electron impact
释义	ionization by electron impact 简明释义电子碰撞游离网络释义 1 ?电子碰撞游离 ... 自由电子碰撞 freeelectroncollision ; electroncollision 电子碰撞游离 ionization by electron impact 电子空穴碰撞 electronholecollision ... 双语例句 1 The study of atomic inner-shell ionization cross-sections by low-energy electron impact is significant in both theoretical researches and practical applications. 低能电子碰撞原子内壳层电离截面测量的研究在理论和实际应用方面都具有重要意义。 2 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。 3 Methods: Volatile oil was separated by solvent extraction and analysed by gas chromatography coupled with electron impact ionization-mass spectrometry (GC-MS). 方法：采用溶剂浸渍方法提取冬凌草中的挥发性成分，用GC - MS方法对冬凌草挥发油的化学成分进行分析。
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