超微測定 的英文怎麼說

中文拼音 [chāowéidìng]
超微測定 英文
ultramicrodetermination
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • 超微 : advanced micro devices
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. 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、氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的及硒對其保護作用;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作用和汞和對劍尾魚組織結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法了廣州市河涌沉積物和底棲生物中重金屬含量。
  2. Quick determination of super trace iridium in rock and mineral

    巖石礦物中量銥的快速
  3. Based on the lambert - beer ' s law and considering the determination of ultramicro amounts of substances by aas, an approximate linear relationship between the transmittancy and concentration of the measured substance was derived

    摘要對原子吸收光譜法在試中,給出了朗伯比耳律的近似公式,建立了值和透光度的變化值之間的近似線性關系。
  4. In large dimension measurement techniques, on the two - dimensional optical microscopy work platform displacement signals collection, the introduction of raster feet to achieve large dimension measurements designed raster signal acquisition circuits, a collection of analytical studies of the key circuits, the corresponding solutions, and discussed work platform displacement signals, image data and the actual dimension ; meanwhile driving mechanism designed electrical circuit, laying the foundation for the measurement of two - dimensional work platform automatically

    屏幕尺寸量技術中,關於二維光學顯工作臺位移信號採集,採用了光柵尺來實現屏幕尺寸量,設計了光柵信號採集電路,分析研究了採集電路中的關鍵性問題,提出相應的解決方案,並討論了工作臺位移信號、圖像數據與實際尺寸的關系;同時設計了電機驅動介面電路,為二維工作臺自動量奠基礎。
  5. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或觀狀態數與觀粒子間的相互作用及能級分佈密切相關,因此研究比熱與溫度的依賴關系能夠提供被量系統許多極其有用的觀信息,對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的量和研究對熱力學第三律、固體量子理論和導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變,磁性相變,導相變等及臨界點附近的標度規律。
  6. Levels of fasting blood glucose and 24h urinary microcontent of albumin 24 h malb were determined dynamically ; the serum glycosyl hemoglobin hba1c was determined after the last medication ; the ultrastructural changes of kidney were observed by transmission electron microscope ; the expressions of collagen, fibronctin, laminin ln, and the ecm metabolism influencing factors, including mmp2, tissue inhibitor of metalloproteinase timp2, transfer growth factor 1 tgf 1 in renal tissue were detected by immunohistological chemistry and image collecting analytical system

    動態檢各組大鼠空腹血糖fbg 24h尿量白蛋白24h malb ,末次給藥后大鼠血漿糖化血紅蛋白hba1c透射電鏡觀察各組大鼠腎臟結構改變,應用免疫組化技術及圖像採集分析系統各組大鼠腎臟組織中型膠原c纖維連接蛋白fn層粘連蛋白ln的表達,影響ecm代謝的基質金屬蛋白酶2 mmp2基質金屬蛋白酶抑制劑2 timp2及轉化生長因子1 tgf 1的表達。
  7. Experimental results in this paper show our approaches can be efficiently used in delay testing for complex circuits with noise effects

    實驗表明,本文的方法可以應用在復雜深亞米電路的延時故障試中,有一推廣價值。
  8. On the premise that the basal transducer layout was designed according to the requirements of deep - sea exploring surroundings and technology on the basis of the hardware structure and data collecting ways of interferometric sonar, the echo signal by energy relativity search is analyzed and calculated, altitude data of the tiny terrain on the seabed under real - time irradiation of ultrasonic is gained as to provide parameters of best cutting depth for intellectualization of the seabed mining vehicle timely and promptly

    摘要在相干聲納硬體結構及數據採集方式的基礎上,結合具體的深海鈷結殼探環境和技術要求,確了換能器基本布局,探討了信號採集與處理方法,利用能量相關搜索法對回波信號進行分析和計算,得出聲波實時照射下的海底表面地形高程數據,為海底采礦車智能化開采提供實時、快速的最佳切削深度參數。
  9. Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times

    基於上述研究,得出的主要結論有:建築物震害預是一個模糊的、系統的、復雜的問題,現有的方法很多一般都是以震害統計規律、專家經驗、理論分析和試驗研究為依據,有其自身的優缺點和一的適用范圍;應針對不同的建築物條件、場地條件、地震強度和已有經驗等,採用不同的預方法進行建築物震害預,以使預結果達到預期的精確性、可靠性和可操作性;建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣,成為指導抗震防災的重要依據,各類結構的震害情況表現為: 6度地震作用下各類建築物基本完好; 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕破壞為主; 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主; 9度地震作用下鋼筋混凝土結構以輕破壞為主,單層工業廠房和空曠房屋以中等破壞為主,其餘建築以嚴重破壞為主;建築物的震害預結果體現了未來地震來臨時的震害程度,在編制漳州市區抗震防災規劃時,對于遭遇50年越概率10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒和加固;由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部分,重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增,漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度( 7度)時,漳州市區直接經濟損失約4 . 5億元,無家可歸人員約40000人,且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震時的建築物室內人數密切相關,地震時無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。
  10. By contrasting the dimension and appearance of fe of different precursors, verified it is true that the dimension and appearance of precursor affect these facets of fe. modern measures, for instance xrd, tem, sem, laser and infrared technique etc. are used to research the technique indexes of sfp of fe, such as crystalline, dimensions and its distribution, shape and appearance, assemble status and its oxygen content

    對所制備的fe粉,採用x射線衍射法( xrd ) 、透射電鏡法( tem ) 、掃描電鏡法( sem ) 、激光衍射粒度分佈法以及紅外氧法等現代分析試手段,詳細考察了fe粉的晶態、尺寸、粒度分佈、形貌與團聚狀態、氧含量等多項技術指標。
  11. With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance

    在參閱了大量文獻的基礎上,分別採用了球磨法、乳液法、溶膠?凝膠法制備了細二硫化鉬、納米銅粒子、表面修飾納米二氧化鈦,經原子力顯試,獲得的細二硫化鉬的粒度平均在800nm以內,納米銅粒子平均粒度約為30nm ,表面修飾納米二氧化鈦平均粒度約為40nm ,在萬能摩擦磨損試驗機上試了三種粒子的摩擦學特性,結果表明:在合理的添加濃度范圍內,細二硫化鉬在低載時具有優良的減摩抗磨性能,納米銅在高載時具有比較好的減摩抗磨性能,表面修飾二氧化鈦粒子因具有有機與無機復合物的特性,從低載到高載都保持穩的減摩抗磨性能。
  12. The hall - life measurement of long - lived radio isotopes, cross section measurement of nuclear reaction, searching for super heavy elements, cosmic study and solar neutrino detection are the main components which have been discussed

    包括放射性核素半衰期的、核反應截面的量、重元素的尋找、宇宙射線和太陽中子性質等方面的研究工作。
  13. This paper is the working results of flow cytometric measurements of ultraphytoplankton in east china sea and yellow sea, which including the works of two cruises in autumn 2000 and spring 2001 and two - week time series observation in summer 2001. in addition, in situ enrichment experiments were designed at e2 station of spring cruise

    本文主要內容為流式細胞計在中國東、黃海對型浮游植物的檢結果報導,所做工作包括: 2000年秋季及2001年春季的兩個航次、 2001年夏季( 7月)在長江口區的點長時觀,此外,還在春季航次e2站進行了現場營養鹽加富培養實驗。
  14. Investigations of the raw material in hard - coal - mining ; determination of the particle - size - distribution 60 m by ultrasonic - microsieve - analysis

    硬煤礦原材料調查.通過粉篩分析
  15. Mixed lymphocy te culture and determination of tendon cell activity suggested that the antige nicity of dgua - cultured and cryopreserved tendons was significantly attenuated and the cultured and cryopreserved tendons were viable

    趾主動屈曲功能,大體、顯觀察,羥脯氨酸含量及生物力學分析等結果均顯示,培養及冷凍處理的異體移植肌腱與自體移植肌腱差異無顯著性意義。
  16. Methods : in cultured lung explants without serum, the lipid component synthesis of pulmonary surfactant was evaluated in [ 3h ] - choline incorporation ; mrna content of phosphocholine cytidylyltransferase ( cct ) in lung explants was investigated in rt - pcr ; the changes of the ultrastructure of the at ii cells were observed with electron microscope ; the expression of nmdar1 subtype was observed in immunohistochemistry staining ; nitric oxide synthase ( nos ) activity, nitric oxide ( no ) content, superoxide dismutase ( sod ) level, malondialdehyde ( mda ) content and lactae dehydroase ( ldh ) level were determined by biochemistry methods. results : 1. influence of glutamate on synthesis of the lipid component of pulmonary surfactant ? with l - arginine, glu inhibited [ 3h ] - choline incorporation with good dose - dependence and time - dependence ; ( 2 ) mrna content of cct of the glu treatment groups was decreased ; ( 3 ) glu increases the release of ldh in cultured lung explants ; ( dwith electron microscope histochemistry, glu induced the changes of the ultrastruture of at ii iv cells

    方法:採用成年大鼠肺組織無血清培養,運用[ ~ 3h ] -膽堿摻入法ps主要脂質磷脂酰膽堿( pc )合成量; rt - pcr擴增檢肺組織中pc合成限速酶磷酸膽堿二胞苷酰基轉移酶( cct ) mrna含量;透射電子顯鏡法觀察肺泡型上皮細胞和ps系統結構的變化;免疫組織化學染色檢glu的受體nmdar1亞單位的表達;生化肺組織乳酸脫氫酶( ldh )釋放量和肺組織勻漿中一氧化氮合酶( nos )活性、一氧化氮( no )生成量、氧化物歧化酶( sod )水平以及丙二醛( mda )含量。
  17. As the manufacture technology of high temperature superconductor ( hts ) film is improved continually, it is applied more and more widely. then it is becoming urgent to measure the microwave surface resistance of hts film that is one of the most important parameters of hts film

    高溫導薄膜制備技術的不斷提高使得薄膜的應用日益廣泛,因而對薄膜各種性能指標的也顯得更加重要,這就迫切需要對導薄膜最主要特性之一波表面電阻進行精確的試。
  18. As the manufacture technology of high temperature superconductor ( htsc ) film is greatly improved, it is applied more and more widely. then it is becoming urgent to precisely measure the surface resistance of htsc film that is one of the most important parameters of htsc film

    高溫導薄膜制備技術的不斷提高使得薄膜的應用日益廣泛,因而對薄膜各種性能指標的也顯得更加重要,這就迫切需要對導薄膜最主要的波特性參數波表面電阻進行精確的試。
  19. Abstract : the feature of positioning and compensating system based on piezodriven two - dimension micro displacement worktable was introduced in this paper firstly, then the performance of precision worktable was analyzed, the experimental results were given, finally the application of system in ultraprecision positioning and compensating was studied

    文摘:本文首先介紹了壓電驅動二維動工作臺位補償系統的結構特點,然後對動工作臺的性能進行了分析,給出了性能實結果,最後研究了系統在精密位補償方面的應用。
  20. Highlights of the applied research in 1997 included the analysis of volatile organics with canister sampling, carbon speciation of air particulates, semi - volatile organic pollutants in water, and ultra - trace heavy metals in sea water with on - linechelation

    年內,化驗所進行的研究計劃,包括引用密封金屬容器采樣法,分析空氣中揮發性的有機污染物;空氣粒子中含碳化合物的類別分析;水中半揮發性有機污染物的試;以及應用流線螯合法,對海水中量重金屬進行量分析。
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