原子吸收作用 的英文怎麼說

中文拼音 [yuánzishōuzuòyòng]
原子吸收作用 英文
atomic a orption
  • : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 動詞1 (把液體、氣體等引入體內) inhale; breathe in; draw 2 (吸收) absorb; suck up 3 (吸引) a...
  • : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  1. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬為實驗毒物,以鯽魚為實驗動物,應環境生物技術、火焰分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。
  2. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有:廣州市河涌沉積物及底棲生物體內重金屬含量及評價;汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒性,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護;汞對劍尾魚組織生理毒性即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。
  3. Treatment of the spinel limn2o4 with aqueous acid produces - mno2. x - ray diffraction and atomic absorption spectroscopy show that - mno2 with lattice constant of 0. 806nm preserves the structural framework of the limn2o4 and the conversion of limn2o4 to - mno2 results in some contraction of the lattice

    limn2o4與稀酸制得- mno2 ,經xrd 、光譜( aas )分析表明- mno2仍然保持了尖晶石的面心立方點陣,晶胞參數0 . 806nm ; limn2o4經過酸處理、鋰離脫出后晶胞體積發生了縮。
  4. Through charoma theory and metal - bearing ores " color index analysis, the color of the turquoise is quantitated. crystal field spectra of cu2 + ion have been analysed and compared with the oretical calculations, the results show that the basic color of turquoise ( azure ) is related to the existence of cu2 + octahedron. in this charpter, quantum mineralogy theory is used in quantity

    通過光譜實驗,利礦物學的有關知識,對綠松石中銅離的晶體場譜進行了計算,並利晶體場理論解釋了綠松石光譜,揭示了綠松石顏色形成的主要因是聯系著晶體場譜的顏色:過渡金屬銅離對綠松石的顏色起主要? ?決定了綠松石的基本色調(天藍色) 。
  5. In addition to absorption and spontaneous emission, einstein deduced that a third kind of interaction must exist, one in which a photon could induce an excited atom to emit another photon

    除了與自發放射之外,愛因斯坦推論出必須存在第三種交互,也就是光會誘使受激發的放射出另一個光
  6. Workplace air - determination of particulate cadmium and cadmium compounds - flame and electro - thermal atomic absorption spectrometric method

    場所空氣.顆粒鎘和鎘化合物的測定.採火焰和電熱光譜測定法
  7. Lead and cadmium in tap water were preconcentrated by quartz sub - boiling distiller and determined by faas in this method

    摘要把分析測試工中常來制備高純水的石英亞沸蒸餾器於濃縮富集自來水中的鉛、鎘,並火焰光譜法對鉛、鎘進行測定。
  8. Standard test method for determination of gold in cyanide solutions by atomic absorption spectrometry

    火焰分光光度法對礦石處理的氰化物溶液化學分析的標準試驗方法
  9. Next we consider the effect of the coupling field linewidth to electromagnetically induced absorption, by employing a four - level system in which three transitions are in n configuration and the middle transition serves as a probe transition, we find that coupling field linewidth inhibits electromagnetically induced absorption

    碩士學位論文master 』 st } iesis其次,本文研究在裸態下,考慮禍合場線寬對相干的,進一步揭示了禍合場線寬抑制電磁誘導。這與禍合場線寬增強eit的形成鮮明的對比。
  10. The main works and results we have accomplished are as follows : 1 ) red - detuned locking of cooling / trapping laser to the cycling transition of cesium cooling has been accomplished by means of a double - passed acoustic - optical frequency shifting system and the technique of saturated absorption spectroscopy. the short - term residual frequency jitter is less than 350khz ; 2 ) automatic controlling system by computer programs has been established for laser cooling and trapping and cavity qed experiment. the laser and magnetic fields can be controlled by the acoustic - optical modulator and the electronic - controlled logic gate respectively

    具體如下: 1 )採了往返兩次通過的聲光頻移系統結合飽和光譜技術的實驗方案,實現了冷卻俘獲激光頻率相對于銫冷卻循環躍遷的負失諧鎖定,短期頻率穩定度約在350khz以內,並可方便地調節其負失諧量而無須對后續光路再調整; 2 )建立了一套基於計算機程序控制的、銫激光冷卻與俘獲實驗所需的時序控制系統。
  11. The highest concentration of lead was found in antennal gland by atom absorption spectrum, which suggested that the antennal gland might play an important role in detoxifying process of lead. 2

    光譜分析表明,觸角腺中鉛的含量最高,達637mg ? kg ~ ( - 1 ) ,表明觸角腺在鉛的解毒方面起著重要
  12. The method plays an important role in distinguishing and studying the complicated and confused spectral characteristics and mechanisms of the rare earth. ( 2 ) it is found and explained that due to the boltzmann distribution law at room temperature, the positions of the fine peaks of the photoluminescence band stemming from the transitions between an excited state and the ground state of a re3 +, match these of the absorption bands from the transitions between the ground state and the excited state. the stark split energy levels of the ground state 4i15 / 2 and two excited states 2s3 / 2 and 4f9 / 2 of the er3 + in er203 have been determined

    薛理輝武漢理工大學博士學位論文摘要( 2 )發現在常溫下,由於boltzm ~分佈律的,在re3 +的基態電態和激發態間躍遷所產生的發光譜帶和譜帶中的精細譜峰的位置一一相同,解釋了產生這種關系的因,並弄清了er203中er3 +的基態電態4lts . 12和激發態電態2凡/ 2 、 4凡/ 2的stark能級分裂情況,確定了常溫下erzo3中er3 +的4了15 / 2一2凡/ 2和『 i , 5 / 2一『凡/ 2精細能級間的躍遷形式。
  13. Three series of absorbent powder samples were synthesized by the high - temperature solid - state method : the first is that fe / ti mol proportion in the material changes regularly ; the other one is that different thuliums doped in the same absorbent ; the last series is the absorbent was doped by different content thulium. the permittivity and permeability of the modified ilmenite absorbents were systematically measured

    通過使料中金屬離的摩爾比例( fe ti )有規律變化、在同一基質中摻雜同含量的不同稀土金屬以及改變同種稀土金屬的摻雜量等手段,採高溫固相合成法制備了不同系列可供進行波性能研究的鈦酸亞鐵類化合物劑。
  14. Three characteristic features are found. first, for the same set of atom - light interaction parameters, the indices of refraction are large at three different frequencies where the absorption vanishes. these three frequencies are determined by the resonance transition frequencies between dressed states produced by the strong driving field

    我們發現了三個重要特徵:首先,在相同的和光相互參數條件下,同時存在三個無折射率增強點,這三個點所處的頻率位置由驅動場產生的修飾態之間的共振躍遷決定。
  15. Thirty - five lead operators were selected and their blood was drawn twice, before and after the chinese new year break, and measured for lead concentration using an atomic absorption spectrometer

    我們利農歷年前及年假結束后,分別抽取35名鉛業員工前、后兩次血液檢體,以光譜儀分析血鉛濃度。
  16. Have used atom to absorb spectral photometer inorganic element contents in determining the fruit of chinese wolfberry, have discussed whose appearance relation with pesticide effect, the health care effect, have provided the certain basis to the effect studying whose pharmacology further and

    分光光度計測定枸杞中的無機元素的含量,並探討了其與藥效、保健的相關關系,為進一步研究其藥理提供了一定的依據。
  17. Abstract : it is reported that in the presence of an appropriate amount of triethanol amine ( tea ) and dodecyltrimethyl - ammonium chloride ( dtac ), the sensitivity for the faas determination of molybdenum and the ability to eliminate interference are remarkably enhanced

    文摘:介紹了在火焰光譜法中三乙醇胺及氯化十二烷基三甲基銨對鉬的增感及消除干擾的能力。
  18. Choosing the atomic absorption spectrometry as a basic analytic method and icp / ms as a contrast method and using the sequential selective extraction schedule, the characteristics of weak geochemical signals from deeply concealed deposits were studied in loess covered jiaolongzhang polymetallic deposit and zhangquanzhuang gold deposit

    本文採為基本分析方法,並以icp ms為比較方法,通過選擇性循序提取試驗,研究了甘肅蛟龍掌多金屬礦和河北張全莊金礦黃土覆蓋條件下,地表黃土中地球化學弱信息特徵。
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