elemental analysis 中文意思是什麼

elemental analysis 解釋
要素分析
  • elemental : adj 1 基本的，本質的；原理的；初步的。2 【化學】元素的。3 自然力的。4 強大的，可怕的。n 1 （古希...
  • analysis : n. （pl. -ses ）1. 分解，分析；【數學】解析。2. 梗概，要略。3. 〈美國〉用精神分析法治療（＝ psychoanalysis）。
  1. Two novel development accelerants with function were synthesized from 6 - amido - benzimid - azole, phenyl - hydrosulfuryl - triazole and ringy hydrazide. the structures were confirmed by ir, ms and elemental analysis

    以6 -氨基苯並咪唑和苯基巰基三唑為吸附基團，以環狀酰肼為顯影促進基團，合成了兩個新型功能性顯影促進劑，其結構經ir ， ms和元素分析確證。
  2. Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )

    摘要以金雞納生物堿中的辛可寧為原料，氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽，並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。
  3. Abstract : several - aromaticamino ketones, which were designed according to some hypothetical models of the cyclooxygenase and 5 - lipoxygenase active sites, were synthesized by an amino exchange reaction. the structures of the eight new compounds were confirmed by ir, 1h - nmr and elemental analysis. the results of the pharmacological tests showed some of the investigated compounds had significant anti - inflammatory activity on croton oil - induced ear edema of mice

    文摘:根據環氧化酶、 5 -脂氧化酶活性中心結構模型設計了一組-芳胺酮類化合物，並用胺交換反應合成了這些化合物.經紅外光譜、核磁共振氫譜及元素分析證實了8個未見文獻報道的化合物的結構.藥理實驗結果顯示.部分受試化合物在巴豆油誘發小鼠足趾腫脹模型中表現出一定的抗炎活性
  4. Unfortunately, elemental analysis will not yield any information as to the extent of contamination by urea.

    不幸的是，元素分析不能指出夾雜尿素的程度。
  5. An improved method for extraction of soil humic acid was used to isolated dissociative humic acid ( ha - i ) and enwrapped humic acid ( ha - ii ) from paddy soil and pohakee peat. quantified and characterized ha - i and ha - ii with 13c nmr, py - gc - ms, optical and elemental analysis. the results indicate that two humic acids are highly different in structure, and ha - ii is more condensed

    採用一種改進的腐殖酸萃取方法從珠江三角洲稻田土壤和pahokee泥炭中分離出了游離腐殖酸（ ha - ）和包裹腐殖酸（ ha - ） ，並採用元素分析、 ~ （ 13 ） cnmr 、 py - gc - ms和有機巖石學方法對ha -和ha -進行了定量和定性研究，結果表明兩種腐殖酸在性質和結構上是有區別的。
  6. The surface elemental analysis shows that al / o atomic ratio change from about 2 / 3 of not wetted part to about 1 / 1 of wetted part. the damage of coating surface seems to be related to the interaction of outside layer with liquid pb - 17li and thermal stress during heating sample

    未浸潤表面的ai / o原子比約為2 / 3 ，浸潤表面約為1 / 1 ，表明液態鉛鋰合金對滲鋁層表面的al2o3薄層造成了損傷。
  7. Meso - tetra ( 4 - acyloxyphenyl ) pophyrin was prepared by usual procedure from acyl chloride and meso - tetra ( 4 - hydroxyphenyl ) porphyrin in benzene and obtained in 86. 4 % yield. treatment of the free base with zinc chloride in dimethyl formamide ( dmf ) - dichloromethane ( ch2cl2 ) yielded corresponding zinc porphyrin complex. the spectral data ( uv - visjr / h - nmr ) and elemental analysis are in agreement with the assigned structures

    在合成工作基礎上，採用紫外可見光譜（ uv - vis ） 、紅外光聲光譜（ ftir - pas ） 、核磁共振氫譜（ ~ 1hnmr ） 、元素分析、摩爾電導等手段研究了卟啉及金屬卟啉材料的組成及結構。
  8. Standard test method for preparation and elemental analysis of liquid hazardous waste by energy - dispersive x - ray fluorescence

    通過能量分散x -射線熒光性對液體有害廢物制備和元素分析的標準試驗方法
  9. The three substituted cinnamamides were prepared from substituted cinnamyi chloride and 1 - phenylsemicarbzide in anhydrous acetone. the structures were confirmed by ir, 1hnmr ， elemental analysis and physical data

    由取代桂皮酰氯與1 -苯基氨基脲在無水丙酮中發生的氨解反應，合成了3個新的酰胺類化合物，經元素分析， ir和1hnmr譜進行表徵確證了其結構
  10. Elemental analysis based on the emission from plasma generated by focusing a powerful laser beam on a solid sample surface is known as laser - induced breakdown spectroscopy ( libs ). when the power density of laser on the sample surface is high enough, the sample is vaporized, and the neutral and ionic species are formed in excited states

    利用聚焦的強激光束入射固體靶表面產生激光等離子體，對等離子體中原子和離子發射譜進行雜質元素分析，這一過程叫做激光誘導擊穿譜（ laser - inducedbreakdownspectroscopy ） ，簡稱（ libs ） 。
  11. In chapter 3, the three 1, 1 ' - dicarbonylferrocene compounds " properties are systennically characterized by ir, uv, 1hnmr, tg, esr, xps and the infrared difference spectrum before and after irradiation 1, 1 ' - diformacyl - ferrocenebiphenyldiamine and 1, 1 ' - diformacylferrocene - o - phenylenedamine polycondensates " chemical and physical properties are characterized by elemental analysis, ir, 1hnmr, tg - dta, gpc and xps

    同時，對合成的1 ， 1 』 -二甲酰二茂鐵聯苯二胺縮聚物和1 ， 1 』 -二甲酰二茂鐵鄰苯二胺縮聚物用元素分析、 ir 、 ~ 1hnmr 、 tg - dta 、 gpc及xps對其化學與物理性能進行分析。
  12. The inorganic / organic composite mesoporous materials, nh2 ( ch2 ) 3 - mcm - 41 and ch2ochch2o ( ch2 ) 3 - mcm - 41, were synthesized, and characterized by xrd, nitrogen adsorption - desorption, elemental analysis and ft - ir.

    同時還以蔥為例，考察了新塗層的定量性能、線性范圍、檢測限為和精密度等。
  13. In order to research systematically the kinetics of the redox reaction between tbh and np ( vi ), the main contents of the work in this paper are as follows. ( 1 ) tbh is synthesized by direct alkylization in chsoh media. the structure and composition of the product are characterized by elemental analysis, uv - vis spectrum, ir spectrum, ms spectrum and nmr spectrum respectively

    為深入系統的研究特丁基肼還原np （ ）的動力學，為后處理工藝流程提供實驗和理論依據，本文研究了以下內容： （ 1 ）以甲醇為溶劑，用直接烷基化的方法合成了特丁基肼，並通過元素分析、紫外光譜、紅外光譜、質譜、核磁共振譜等手段對產品進行表徵。
  14. Surface chemical analysis - medium - resolution auger electron spectrometers - calibration of energy scales for elemental analysis

    表面化學分析.中解析度螺旋電子光譜儀.元素分析用能量標度的校準
  15. It has been shown from the elemental analysis, the uv - visible spectra and the ir spectra, that the new complexes we designed were prepared

    這類化合物在組成上具有吡啶和聯吡啶兩種配體，兩組元分別為順反結構。
  16. Their structures were all confirmed by ir, 1h - nmr, ms and elemental analysis, and their anti - inflammatory activities were also evaluated with the model xylene - induced ear edema in mice, the results show that all of the 4 compounds have anti - inflammatory activities, and the anti - inflammatory activities of compounds 3 and 4 are two or three times than that of ibuprofen, respectively

    以布洛芬為陽性對照，採用小鼠耳腫脹法測試其抗炎作用，結果顯示所有目標化合物均具有抗炎活性，其中化合物3和4的抗炎活性分別是布洛芬的2倍和3倍。
  17. Vanadium complexes with catecholate or pyrazine 2 - carboxylate ligands were prepared and characterized by fourier transform infrared spectroscopy, 1h nuclear magnetic resonance spectroscopy, ultraviolet - visible spectroscopy, and elemental analysis

    制備了含苯磷二酚配體或吡嗪2 -羥酸酯配體的釩配合物，並運用傅里葉變換紅外光譜、核磁共振譜、紫外可見光譜及元素分析對其進行了表徵。
  18. The chemical structure of these compounds were identified by using elemental analysis, infrared spectrum, nuclear magnetion reasonance, and mass spectrometry. their liquid - crystalline behavior was characterized by differential scanning calorimetery ( dsc ), polarizing optical microscopy ( pom ), and polarimetric analysis

    4 ，二硝基和二氨基二苯並15冠5的合成均為新化合物中間體和化合物的化學結構經元素分析、 ir 、 hnmr和ms等方法確證，化合物的液晶性通過dsc和pom等方法測試和表徵。
  19. Abstract : benzotriazole is a good corrosion preventive compound that can reacts with aldehyde and alcohol. the addition reaction is used to synthesize eight alkoxyalkyl benzotriazoles by benzotriazole, propionaldehyde and methanol, ethanol, propanol, iso - propyl alcohol, n - but anol, iso - butanol, sec - butanol, tert - butanol. their structures were confirmed by elemental analysis, ir and 1hnmr. the mechanism of addition reaction was discussed

    文摘:利用苯駢三氮唑、丙醛分別和甲醇、乙醇、丙醇- 1 、丙醇- 2 、丁醇- 1 、丁醇- 2 、 2 -甲基丙醇- 1 、 2 -甲基丁醇- 2反應合成了八種烷氧基烷基苯駢三氮唑，通過元素分析、 ir 、 1hnmr對上述化合物的結構進行了測定，並討論了這類加成反應的歷程。
  20. Metal material elemental analysis

    金屬材料元素分析儀
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