質譜的 的英文怎麼說
中文拼音 [zhípǔde]
質譜的
英文
mass spectral-
The characteristics of the sub - leaf epidemics of the plants have been observed and compared by scanning electronic microscope. lt was found out that the micro characteristics are important in a sense for identification the varieties. the constituents of volatile oil from dry flower buds of l hypoglauca miq., l acuminate wall, and l similis hemsl
首次通過gc - ms聯用技術分析了紅腺忍冬、淡紅忍冬和峨眉忍冬乾燥花蕾揮發油成分,並通過計算機質譜庫檢索並與標準圖譜對照,對其所含化合物進行了鑒定,發現棕櫚酸是它們的主要成分,相對含量最高佔49 . 27 ,最低佔28 . 71 ,其餘成分的組成和含量差別較大。The shape of the electron spectrum in beta decay is not dominated by properties of the matrix element.
衰變的電子譜的形狀不取決于矩陣元的性質。The gc / ms analyses of oil samples from qhd32 - 6 oilfield show that bicyclic sesquiterpanes are abundant
摘要色譜質譜分析結果表明,秦皇島32 - 6油田原油中含有豐富的雙環倍半萜。The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements
摘要近20年由於氣相同位素比值質譜儀的改良和氫、氧、碳、氮和硫等穩定同位素的廣泛研究,穩定同位素的研究技術已實質增加我們對于這些元素在自然生態系中生地化循環的了解。34 chemical constituents of the essential oil from cortex cercis chinensis were separated and identified by gc - ms. the relative contents of them were determined by area nomaliation
摘要採用水蒸氣蒸餾法從紫荊皮中提取揮發油,用氣相色譜質譜聯用技術對其揮發油成分進行分析,共鑒定了34個成分,並用面積歸一化法確定各成分的相對百分含量。Determination of chloramphenicol by gc ms ms
離子阱時間串聯質譜測定食品中的氯黴素Determination of chloramphenicol residues in pork by gc - ms
質譜法測定化妝品中的氯黴素Determination of chloramphenicol residues in prawns by gc - nci - ms
質譜法檢測氯黴素靈敏度的研究Study on improving sensitive about detecting chloramphenicol in gc - ms
質譜法測定雞肉組織中氯黴素殘留的研究Standard test methods for chemical, mass spectrometric, spectrochemical, nuclear, and radiochemical analysis of nuclear - grade uranyl nitrate solutions
核純級硝酸鈾酰溶液的化學的質譜的光譜化學的核New application of multiple collector icpms
多接收器電感耦合等離子體質譜的新應用The selection of the desired species(element, isotope, and charge state)is certified by the signature of the entire mass spectrum.
所需物質(元素、同位素及電荷態)的選擇,被全部質譜的信號特徵所證實。Ionization mechanism in matrix assisted laser desorption - ionization mass spectrometry
基質輔助激光解吸電離質譜的離子化機理Additivity of mass spectra
質譜的可迭加性Principle and application of comprehensive two dimensional gas chromatography - mass spectroscopy : a review
質譜的原理及應用綜述Gf - tof method is a new method to identify particles. it is significant for miniaturization and popularity of ams
這是一種新的鑒別同量異位素方法,它對于加速器質譜的小型化和普及具有十分重要的意義。So the main advantages of pms are the speed of analysis and the range of components that can be measured such that typically only one instrument is required to measure all the gas components of interest in a process
過程質譜的主要優勢是能提供快速的分析和多組分分析,一臺儀器便能測量過程中的所有待分析的組分。With the completion of human genome sequence project ( hgp ), the application of two - dimensional gel electrophoresis ( 2 - de ), mass spectrometry ( ms ), and bioinformatics, more achievements have been made in proteomics research
摘要隨著人類基因組計劃的完成,雙向凝膠電泳和質譜的應用以及生物信息學的引人,蛋白質組學的研究獲得了極大發展。Here we describe the mapping of peptides derived from accurate interpretations of protein tandem mass spectrometry ( ms ) data to eukaryotic genomes and the generation of an expandable resource for integration of data from many diverse proteomics experiments
本文中我們描述了通過蛋白質串聯質譜的準確注釋數據所得到的肽段與真核生物基因組之間的對應關系,以及用於集成來源於多種不同蛋白質組學試驗的數據的可擴展資源的生成。The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0
在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0分享友人