查询词典 ionization potential

In this study,diallyl sulfides in garlic powder were identified via the introduction of Ag induced-ionization.

烯丙基硫化物由于弱极性不电离，本实验利用Ag+柱后诱导电离对大蒜粉剂中的含硫化合物进行质谱定性，并以二烯丙基三硫醚为参比，对各种二烯丙基含硫化合物进行定量测定。

High performance liquid chromatography-photodiode array detection-elctrospray ionization mass spectrometry (HPLC-PAD-ESI-MS) method was used to determine secoisolariciresinol diglucoside qualitatively and quantitatively. Precision, stability, limits of quantification, SDG recovery and sample preparation method were studied.

采用高效液相色谱－二极管阵列检测－电喷雾质谱(HPIC-PAA-ESI-MS)法对开环异落叶松树脂酚二葡萄糖苷进行定性和定量检测，研究方法的精密度、稳定性、定量检测限及加样回收率，并考察样品制备方法对定量检测结果的影响。

A method for determination of Secoisolariciresonol diglucoside, secoisolariciresinol, enterolactone and enterodiol in serum by LC/MS/MS was established. In this method,β-Glucuronidase was used to hydrolyze the serum samples, the electrospray ionization sourse and negative ion MRM scan were employed.

本实验用β葡萄糖醛酸苷酶酶解血清样品，采用电喷雾离子源，负离子MRM扫描，建立了血清中司可异罗叶松甘油二酯、司可异罗叶松酯素、肠内二醇、肠内脂的IC/MS/MS分析方法。

Methods An SE-30 capillary column (30 m × 0.25 mm × 0.25 μm) and a flame ionization detector were used when n dodecane was used as the internal standard.

采用 SE 30 (30 m×0.25 mm×0.25 μm)石英毛细管色谱柱，以正十二烷为内标，进样口温度210 ℃，检测器温度300 ℃的气相色谱测定百秋李醇含量。

It takes advantage of radioactive isotopes of ionization ionizing air to generate ion, and electriferous in the neptuni static electricity.

它诳骗发射性同位荤的电离功用电离氛围天生离子，来洋和带电体上的静电。

PVC Card - Business card printing 】 Electrostatic besetting business card printing and membership card to make a factor, this kind of static electricity is paper or filmogen in business card printing and membership card making, and roller friction or air ionization in paper or film produced by electrostatic, cards and membership cards to make quality a little, and the electrostatic is dedicated appliances, in cards and membership cards and business card printing and membership card in the process of making assisted processing.

静电是困扰制卡和会员卡制作的一个成分，此栽静电是纸张或薄膜质料在制卡和会员卡制作历程洋，与功辊磨擦或氛围电离在纸张或薄膜暗地爆发的静电，差制卡和会员卡制作质量有一点感化，而本文所涉及的静电是由附带的摆设爆发的，在制卡和会员卡制作及制卡和会员卡制作后工序洋起补助增工功用。

Laser desorption and ionization positive and negative ion mass spsctra of benzopgrene and fluoranthene molecules are investigated by 337 nm N2 laser and time of flight mass spsctrometer.

用激光－飞行时间质谱研究了苯并芘和荧蒽分子在337nm激光照射下的激光解吸和电高质谱。

Conclusion］ The change of pH value of solution had effect on degree of ionization of fumaric acid,and then affected the adsorption quantity of basic resin on fumaric acid.

结论］溶液pH值的变化影响富马酸的离子化程度，进而影响碱性树脂对富马酸的吸附量。

It was found that the heteropolar space charges in composites were more than those in pure LDPE; Field-induced-thermally-ionization appeared in microcomposite obviously.

本文采用电声脉冲法(Pulsed-electro-acoustic Method， PEA)研究了纯LDPE、不同浓度的Nano-SiOx/ LDPE和Micro-SiO2/ LDPE复合材料等在中等直流电场下(5-20kV/mm)的空间电荷分布。

By electrospray ionization multistage mass spectrometry, the fragmentation pathways of ＋ and ＋ions of homocyclic peptides were studied in detail. The fragmentation pathways of ＋ ions were different from those of ＋ ions and their dissociation mechanisms were proposed, respectively.

采用电喷雾多级质谱技术，对系列均环多肽＋离子和＋离子的质谱裂解规律进行了系统研究，两种系列的离子具有不同的质谱裂解特征，分别提出了其可能的质谱裂解机制。

For every one of my New Year resolutions, I have been a backslider for years.

说到我的新年决心，我每年都做

With empathy and focus on a feeling level, we can all relate to the common ground of mutuality of emotions.

有了同情心和感觉上一级的重点，我们都可以涉及到相互的情感共同点。