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- This chapter summarizes the fundamental aspects of MS, with reference to topics such as isotopic abundance and accurate mass and resolution. 关于题目,例如同位素的丰富和准确的群众和决定,这章总结MS 的基本的方面。
- Using polyethylene glycol(PEG) as internal reference, electrospray ionization(ESI)/time - of -flight mass spectrometry(TOF - MS) was developed to determine the accurate mass of the protonated molecular ions of five erythromycin analogue antibiotics. 研究了聚乙二醇(PEG)为内标物的电喷雾(ESI)/飞行时间质谱(TOF-MS)准确质量测定方法;并应用于5个红霉素类抗生素质子化分子离子(MH~+)的质量测定.
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- The mass rally was a total fiasco. 那次群众集会彻底失败。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- The sale department makes an accurate forecast of sale. 销售部门做了一项准确的销售预测。
- My kitchen scales are not accurate. 我的厨房秤不精确。
- After harvest we will have a mass of rice. 秋收后,我们将获得大量稻谷。
- She says she doesn't like children in the mass. 她说从总体上讲她不喜欢孩子。
- Accurate Mass Determination of Amino Alcohol Derivatives by Turboionspray-Time-of-flight Mass Spectrometry 电喷雾-飞行时间质谱测定氨基醇类化合物及衍生物的准确质量
- Soon the car will go into mass production. 这种小汽车不久即可投入批量生产。
- His report of the event was accurate in every detail. 他对事件的报道,其全部细节都是准确的。
- I found a mass of spawn in the fish before cooking. 烧鱼前,我发现鱼里有很多鱼籽。
- The mass of workers do not want this strike. 大多数工人不愿举行这次罢工。
- A swelling or small palpable mass. 肿胀肿块或小的可摸到的块
- This turret provides highly accurate positioning of cameras. 这台镜头转台提供照相机的高精确度定位。
- A metric unit of mass equal to 100 grams. 百克公制质量单位,等于100克。
- Mass media is very important for advertisements. 大众媒介对广告来说很重要。
- A book containing the choral portions of the Mass. 弥撒升阶圣歌集包括弥撒音乐部分的祈书
- Mass education is essential in promoting democracy. 民众教育对提倡民主是非常重要的。