元素分析 的英文怎麼說

中文拼音 [yuánfēn]
元素分析 英文
analysis for individual elements
  • : Ⅰ形容詞1 (本色; 白色) white 2 (顏色單純) plain; simple; quiet 3 (本來的; 原有的) native Ⅱ名...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  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. Through quantitative comparison of the salinity, temperature, wind, wave, current, tide, biogenesis elements, and rare elements of coral reef in the coral reef zone of the nansha islands in china with these in the open sea, it is found that the nutrients and primary productivity in the coral reef are several dozen or several hundred times higher than those in the open sea. it is indicated that, given sufficient sunlight, the coral reef eco - environment could provide very intense photosynthesis, thus pointing to the important reason why the coral reef zone is highly productive

    根據中國南沙群島珊瑚礁區的溫度、鹽度、風、浪、流、潮、生源要、稀有元素分析並與礁外海域定量比較,得出珊瑚礁區的營養物質和初級生產力比敞海高出幾十倍到幾百倍,表明只要有充足的陽光,珊瑚礁生態環境就可以提供十強烈的光合作用,從而證明了珊瑚礁海區高生產力的重要原因。
  3. 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。
  4. 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
  5. 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的程度。
  6. 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。
  7. As to the separation of p - xylene / m - xylene, in order to blend polymer hydrophobe with p - cd which is preferential to adsorb p - xylene, etherified p - cd was synthesized using benzyl chloride ( phch2cl ). the influences of etherification conditions on the reaction conversion and the degree of substitution of etherified p - cd were investigated. the reaction conversion increases with the increasing of molar ratio of phcr ^ cl : p - cd and the concentration of p - cd

    對于px mx體系的離,為使對px具有優先絡合能力的一環糊精( cd )能夠與油溶性高子共混,本文採用williamson合成法運用氯化芐( phch _ 2cl )使-環糊精( - cd )醚化,並由元素分析結果,計算出醚化產物的取代度和轉化率,系統地考察了反應條件對轉化率和取代度的影響。
  8. The molecular structure of ethyl cellulose was characterized and confirmed by elementary analysis, ft - ir and 1h nmr, and the compound obtained was final objective product

    通過元素分析、紅外光譜和核磁共振氫譜對產物的子結構進行表徵,確定所合成的化合物即為目標產物。
  9. Ultimate analysis provides an useful inventory of the distribution of the major elements in humic substances.

    元素分析提供腐殖物質中主要佈的有用資料。
  10. The main information is followed. 1. a new kind of amino - carboxyl - chelating - agent ( acca ), 1, 2 - bis ( 4 - amino phenoxy ) ethane - n, n - n ', n ' - tetraacetic acid ( 4 - bapta ) was synthesized and characterized by fourier transform infrared spectroscopy, 1h - nuclear magnetic resonance and elements analysis, and its property was also studied

    設計併合成了一種新型的氨羧配位劑? ? 4 - bapta ,利用紅外、核茲共振、元素分析等手段對它的結構進行了表徵,並對它的性質進行了研究。
  11. Element analysis apparatus and xps were taken to analyse the chemical components of the acquired products, the chemical elements of the systems were almost in according to which theoretical structural formula

    利用元素分析儀和xps對合成產物的化學成進行了,各體系的化學基本與理論化學式相符。
  12. The main element analysis of whole rocks, the ree analysis and the trace element analysis have been done for the granitoid samples in this area. the chemical composition analysis has been done for the amphiboie and biotite minerals. the epma and x - ray powdered crystal diffraction have been done for k - feldspar, plagioclase, amphiboie, biotite, quartz, magnetite, titanite

    對本區花崗巖類樣品進行了全巖主量、稀土及微量元素分析,對角閃石和黑雲母單礦物進行了化學成,對鉀長石、斜長石、角閃石、黑雲母、及石英、磁鐵礦、磷灰石和榍石進行了電子探針和x射線粉晶衍射
  13. Coal and coke - mechanical methods for ultimate analysis

    煤和焦碳.元素分析的機械方法
  14. Ultimate analysis of coal and coke

    煤和焦炭的元素分析
  15. Ultimate analysis of liquid fuel

    燃油元素分析
  16. Ultimate analysis of coal

    煤的元素分析方法
  17. Densified refuse derived fuel - part 8 : test method for ultimate analysis

    密封垃圾再生燃料.第8部:元素分析的試驗方法
  18. Some of preblems will be accounted by means of stained thin section microscopic identification, catholuminescence microscopic observation, trace elent analysis, carbon and oxgen isotope geochemistry, and fluid inclusion analysis

    認為利用染色薄片鑒定、陰極發光顯微鏡觀察、微量元素分析、碳氧穩定同位測定及包裹體測溫等綜合手段進一步研究,最終將解決這些問題。
  19. In this paper, the nacre of hyriopsis cumingii ( lea ) which is one of the main freshwater pearl - forming mollusk in china is studied emphatically, as compared with the nacre of three species of saltwater pearl - forming mollusks, pinctada martensii ( dunker ), pinctada maxima ( jameson, and peteria penguin ( roding ). the basic characteristics of nacreous and prismatic layers are understood by powder x - ray diffraction analysis, trace elements analysis, amino acid composition of protein and differential thermal analysis

    本文以我國主要育珠蚌淡水三角帆蚌貝殼珍珠層為重點研究對象,以三種海水育珠貝馬氏珍珠貝、企鵝珍珠貝及大珠母貝貝殼珍珠層為對比研究對象,首先通過粉末x -射線衍射、微量元素分析、蛋白質氨基酸及差熱對珍珠層及其與之密切共生的稜柱層的基本特徵進行了初步研究。
  20. 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。
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