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- accurate mass measurement 精确质量测定
- An Intelligent Solvent Mass Measurement System. 智能溶剂质量测量系统。
- Scales and balances are the tools of mass measurement in all laboratories. 在所有的实验室里测量质量的工具是砝码和天平。
- 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.
- The fragmentation regularities of mass spectra of these compounds were studied by the magnetic and electric fields link scan and precise mass measurement. 通过磁场/静电场联动扫描和精确质量的测定探索了这类化合物的质谱裂解规律。
- Abstract: The fraction compositions, group compositions and structure compositions of seve n catalytic stocks were determined by means of vacuum distillation, mass spectrum , element analysis and molecular mass measurement. 文摘:采用减压蒸馏、质谱分析、元素分析和分子质量测定对辽河原油的7种催化原料油进行了馏分组成、族组成和结构族组成的分析。
- Another factor that affects the mass measurements is the frication effects on the beam movement. 另一个影响质量测量的因素是横梁运动时的摩擦作用。
- The history and status of neutrino mass measurements are summarized in this paper. 本文介绍中微子质量测量的历史和现状。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- Mass Measurement of Port's Bulk Cargo 散货码头物料的计量与控制
- bracketing method of mass measurement 插入法质量测定
- This paper introduced the principle of measuring oil mass in vertical storage tanks by hydrostatic tank gauging, and theoretically analyzed the mass measuring accuracy. 介绍了采用液体静压法测量立式罐内油品质量的原理,理论分析了方法的测量精度。
- 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。
- The mass rally was a total fiasco. 那次群众集会彻底失败。
- Accurate measurement is very important in science. 在科学领域,精确的测量非常重要。
- Level measurement to the accurate spare part. 对精密零部件的平行、平面测量。
- 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。
- He has made an accurate measurement of my garden. 他准确地丈量了我的花园。