質譜術 的英文怎麼說
中文拼音 [zhípǔshù]
質譜術
英文
mass spectrography-
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 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 trace lead in high salt - containing samples by solid phase extraction column hyphenated with inductively coupled plasma mass spectrometer icp - ms
電感耦合等離子體質譜聯用技術用於測定高鹽樣品中痕量的鉛Method : a static headspace gc - ms method was used to detect sulfur in the fumatory radix bupleuri, the authentic samples free of sulfur was detected as reference
方法:運用靜態頂空毛細管氣相色譜質譜聯用技術進行檢測市售柴胡是否經硫黃熏蒸,並從產地採集未經硫黃熏蒸的柴胡作為陰性對照藥材與市售柴胡進行比較。Methods : the constituents of volatile oil from gaultheria yunnanensis. was investigated by spme / gc / ms
方法:利用固相微萃取氣相色譜質譜( spme / gc / ms )聯用技術對透骨香揮發油的化學成分進行了研究。Mass spectrometer plays a key role of modern analytical technology
質譜是現代分析技術皇冠上的明珠。Vacuum technology - mass spectrometer - type leak - detector calibration
真空技術.質譜儀式滲漏探測儀的校準Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分,類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。All data indicated that f i was a pure substance. third, using modern analytic techniques such as nucleic magnetic resonance ( nmr ), infrared spectroscopy ( ir ), ultraviolet visible absorption spectra ( uv ) and mass spectrometry ( ms ), we analyzed the basic chemical structure of f i and nominated it phthalic acid di ( 3 - methyl ) nanyl ester ( pdne ). we estimated primarily it was a novel natural compound
第三,利用核磁共振,紅外光譜,紫外分析,質譜等現代分析測試技術對分離提取物f進行結構鑒定,解析出f的結構,初步推斷該物質為鄰苯二甲酸- ( 3 -甲基)壬酯( pdne ) ,根據目前所掌握的資料,還沒有檢索到該物質相關的報道,初步認定為一種新型的天然產物。The researchers combined proteomics ( the study of proteins ), the latest in mass spectrometry technology and the best analytical methods from the field of bioinformatics ( the use of computers and statistics to analyze and find patterns in scads of data )
研究者將蛋白組學(研究蛋白質) ,最新的質譜測定技術及最好的生物信息學分析方法(應用電腦及統計學分析並檢驗大量數據類型)相結合。Sfc - ms will be the best method to separate and detect triglyceride
超臨界流體色譜和質譜聯用技術將是未來甘油三酯分離和檢測的最佳方法。Application of comprehensive two - dimensional gas chromatography time - of - flight mass spectrometry to analysis of zedoary volatile oil
飛行時間質譜法在莪術揮發油組成分析中的應用Study on combination principle of compound prescription of traditional chinese medicine using electrospray ionization mass spectrometric technique
利用電噴霧質譜技術研究復方中藥的配伍原則To let more domestic relevant researchers understand the applicable techniques of stable isotopes, this article not only introduces the principles of isotopes measurements by gas isotope ratio mass spectrometer, but also integrates the experiences of hydrogen, oxygen, carbon, nitrogen, and sulfur isotopes in agriculture and environmental applications that were described in papers
為讓國內更多相關研究人員了解穩定同位素技術的可利用性,本文描述氣相同位素比值質譜儀之分析原理,及整理氫、氧、碳、氮和硫等同位素在農業及相關生態環境研究上應用的文獻。In the paper the structure and principle of the secondary ion mass spectrometry ( sims ) are reported, and its typical applications in the hgcdte material and devices processing, especially in the measurement of the junction depth and the quantity analysis of trace impurity are introduced
摘要文章介紹了二次離子質譜儀的結構及其基本工作原理,並通過對典型應用的分析,介紹了二次離子質譜分析技術在高靈敏度碲鎘汞紅外焦平面探測器材料和器件制備工藝中的作用,特別是在結探監測和微量雜質監控方面所發揮的重要作用。The recent progress in the instrument, analytical technique of laser ablation inductively coupled plasma mass spectrometry ( la - icp - ms ) in metallurgical analysis has been reviewed
摘要從儀器發展、分析技術應用研究等方面介紹了近年來激光燒蝕進樣電感耦合等離子體質譜法( la - icp - ms )在冶金分析領域的最新進展。The application work which has been clone and can he done in the nuclear physics and nuclear astrophysics using accelerator mass spectrometry is reviewed
摘要介紹了利用加速器質譜技術在核物理與核天體物理中的應用研究工作。Vacuum technology ; acceptance specifications for mass spectrometer - type leak - detector, terms
真空技術.質譜儀式檢漏器的驗收規范.術語Methods the essential oil was extracted by steam distillation and analyzed by gc - ms technique
方法用水蒸氣蒸餾法提取白鮮皮揮發油並用氣相色譜質譜技術分析。分享友人