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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. 關(guān)于題目，例如同位素的豐富和準確的群眾和決定，這章總結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)為內標物的電噴霧(ESI)/飛行時(shí)間質(zhì)譜(TOF-MS)準確質(zhì)量測定方法;并應用于5個(gè)紅霉素類(lèi)抗生素質(zhì)子化分子離子(MH~+)的質(zhì)量測定.
- A cloud is a mass of vapor in the sky. 云是天空中的水汽團。
- The mass rally was a total fiasco. 那次群眾集會(huì )徹底失敗。
- Let's collect the sap before its consolidation into a hard mass. 讓我們在樹(shù)液堅固成團之前將之收集起來(lái)。
- The sale department makes an accurate forecast of sale. 銷(xiāo)售部門(mén)做了一項準確的銷(xiāo)售預測。
- My kitchen scales are not accurate. 我的廚房秤不精確。
- After harvest we will have a mass of rice. 秋收后，我們將獲得大量稻谷。
- She says she doesn't like children in the mass. 她說(shuō)從總體上講她不喜歡孩子。
- Accurate Mass Determination of Amino Alcohol Derivatives by Turboionspray-Time-of-flight Mass Spectrometry 電噴霧-飛行時(shí)間質(zhì)譜測定氨基醇類(lèi)化合物及衍生物的準確質(zhì)量
- Soon the car will go into mass production. 這種小汽車(chē)不久即可投入批量生產(chǎn)。
- His report of the event was accurate in every detail. 他對事件的報道，其全部細節都是準確的。
- I found a mass of spawn in the fish before cooking. 燒魚(yú)前，我發(fā)現魚(yú)里有很多魚(yú)籽。
- The mass of workers do not want this strike. 大多數工人不愿舉行這次罷工。
- A swelling or small palpable mass. 腫脹腫塊或小的可摸到的塊
- This turret provides highly accurate positioning of cameras. 這臺鏡頭轉臺提供照相機的高精確度定位。
- A metric unit of mass equal to 100 grams. 百克公制質(zhì)量單位，等于100克。
- Mass media is very important for advertisements. 大眾媒介對廣告來(lái)說(shuō)很重要。
- A book containing the choral portions of the Mass. 彌撒升階圣歌集包括彌撒音樂(lè )部分的祈書(shū)
- Mass education is essential in promoting democracy. 民眾教育對提倡民主是非常重要的。
