質量分光儀 的英文怎麼說

中文拼音 [zhíliángfēnguāng]
質量分光儀 英文
mass spectrometer
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 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名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  • : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
  • 質量 : 1 [物理學] mass 2 (產品或工作的優劣程度) quality 3 economy (離子源的); 質量標準 quality level...
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高譜數據不同波段的數據、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物譜特性及變異規律,進一步明確了掌握地物譜特徵和變異規律是用成像數據提取地物信息的基礎;發現了基於譜整體形狀的類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物和蓋度都有密切的關系,是開展精細植被類研究和植被定反演的重要基礎;像元的導數析可以消除土壤背景的影響,是進行植被生物和蓋度定反演的有力工具;建立了荒漠化監測主要評價因子的定反演模型,並析了模型的適用性。
  2. Two months later in april 1997, oxford chemicals purchased its main manufacturing facility in bayswater and incorporated both an extensive laboratory and quality control facility with high - tech infra - red chemical analysis equipment as well as a small dyehouse with a spectrophotometer colour matching facility

    兩個月以後即1997年四月,牛津化工又在貝瓦特地區買下主要生產設備,其中包括紅外線化學器設備和關度計這些顏色匹配設備,使一個完善的化工實驗室和控制系統有機的結合起來。
  3. The imported transparent glaze fired at lower temperature was analysed semi - quantitatively by adopting emission spectroscope. the stripping of lead and cadmium from this transparent glaze fired at lower temperature in ceramic product was determined by atomic absorption spectroscope. the effect of chemical composition on the stripping of lead and cadmium was analysed. upon the author s opinion, the overproof lead stripping from the imported transparent glaze fired at lower temperature can only be settled by adopting lead - free glaze instead of adopting low - lead prescription. the author succeeded in developing an excellent lead - free transparent glaze fired at the lower temperature of 1000 1050. the success is based on an inquiry into the feasibility of using such new agents of fusion as li2o and sro in replacement of pbo ; and on a study of the effects of the contents of sio2 , al2o3 , b2o3and other metallic oxides on such performances of glaze as coefficient of linear expansion, fusion temperature and transparency. it is also based on an analysis of coefficient of linear expansion of blank and glaze on an analysis of coefficient of linear expansion of blank and glaze on their correlation ; and on a study of technology for preparing glaze

    採用發射對進口低溫透明釉進行半定析,並用原子吸收測定其陶瓷製品的鉛、鎘的溶出析化學成對鉛、鎘溶出的影響.結果表明,進口低溫透明釉採用低鉛配方不能解決鉛溶出的超標問題,只有採用無鉛釉才能解決.探討用氧化鋰和氧化鍶等新型熔劑完全代替氧化鉛的工藝,研究釉料中氧化硅、氧化鋁、氧化硼和各種金屬氧化物的含,對釉的線膨脹系數、熔融溫度和透明度等性能的影響.析坯料、釉料的線膨脹系數及其相互關系和釉料制備的工藝,研製出優的1000 1050低溫無鉛透明釉
  4. To follow the current gsp specifications and decrees and codes on medicines, shanghai sunbow pharmaceutial co., ltd. chinese medicine herbal tablets factory invested more than 1 million yuan rmb in 1999 to rebuild the quality control room equipped with high - recision instruments, such as high - efficiency liquid chromatographic instrument, high - efficiency colour spectram meter for gas phse, automatic polarimeter and ultraviolet spectrophotometer. this provides a scientific guarantee for medicine production and storage and enables medicine to reach the international advanced level in monitoring of various indexes like the conteng of effective composition, content of heavy metals and residual pesticide content

    為符合現有的gsp規范及藥品法規, 1999年上海虹橋藥業中藥飲片廠投資100多萬元改建了檢測室,配以高效液相色譜、高效氣相色譜、自動旋、紫外度計等高精密器,使藥品的生產和儲存有了科學的保證,並使藥品在有效成、重金屬含和農藥殘留等指標監測上達到國際先進水平。
  5. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    陀螺的核心部件為he - ne環形激器,而掌握與介的相互作用理論是研究激器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介原子運動的學布洛赫方程,運用介極化理論得出描述激陀螺反向行波的強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬器編程語言labwindows / cvi ,對激陀螺中的介增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激強和相位特性進行模擬試驗研究,並且運用全子理論,對激工作原理進行析,得出二能級系統單模輻射場的子數密度佈,得出激場的子統計佈,模擬激場的動態建立過程。
  6. Quality control of nuclear medicine instruments - part 2 : constancy testing of single crystal gamma - camers used in planar scintigraphy and in anger type gamma cameras with rotating detector heads used in single photon emission tomography

    核醫療器的控制.第2部:用於單子x線斷層術
  7. As a result of interference of light, the spectrum distribution of light will change in some condition when it pass through some medium, and the change is determined by the parameter of the medium

    利用干涉后的佈,再結合優化演算法擬合測譜曲線,反演出學介的某些未知物理參數。
  8. Was set up in 1995. there are 360 employees in the company including 69 technical personnel. main products are more than fifty varieties such as magnesium, magnesium alloy and its castings. aluminum alloy castings, aluminium - base and zinc - base galvanic anode plates. with advanced production techniques, rich technical forces and complete inspection methods, and the most advanced vacuum spectroscopic analyzer imported from usa, products prouced is up to the same standard as the imported one. the products have been introduced by shandong xiaoya group, qingdao haier, qingdao aucma and chendu haote company which are famous enterprises and also exported to usa, australia, janpan, malaysia and other a dozen of counties

    公司生產工藝先進,技術力雄厚,設備全,檢測手段完備,並引進最先進的美國真空直讀用於產品化學成檢驗,使產品達到同類進口產品水平。由於產品技術先進,性能可靠,先後被山東小鴨集團青島海爾等國內知名企業採用,並出口美國澳大利亞日本馬來西亞等十幾個國家。
  9. It can produce 1, 000, 000 sets of mechanical induction meter and 500, 000 sets of electric energy meter, 800, 000 sets of mutual inductance instrument and 1, 000, 000 sets of panel meter, 1, 500, 000 sets of electric breaker. quality guarantee contact us

    為了使浙江華邦電力表有限公司的產品能得到充的保證,我們歡迎用戶有關部門領導專家及工作人員臨本公司參觀考察指導和技術培訓。
  10. The company has close technological cooperation with the experts of zhejiang province precise casting association precise casting special committee, has stronger ability in designing, development and making mould, can design or process according to the drawing or real kind according to user ‘ s enquiry, the products material adopts the spectrum analysis instrument which is produced in france to analyse in front of carrying on the stove, guarantee that the products material accords with the international steel grade standard, product quality gets the unanimous favorable comment of every large manufacturer both at home and abroad

    公司與浙江省鑄協精鑄專秀會專家緊密技術協作,具有較強的設計、開發、製作模具的能力,可根據用戶要求按圖紙或實樣進行設計,加工,產品材採用法國產進行爐前析,確保產品材符合國際鋼號標準,產品受到國內國際各大廠商的一致好評。
  11. Ftir, thermal conductivity device and smart digital rounding temperature testing device are used to test the infrared absorption spectrum, thermal conductivity and temperature changes of the title coatings, it is concluded that when hudrotalcite and magnesium sulfate is mixed by 4 to 10, the heat insulation property is the best, and the temperature changes of nizi increased by 5 approximately compared with those without hydrotalcite and magnesium sulfate compound system, but the heat conduction coefficient is hardly increased because of the different mechanism of heat insulation of the fillers, which further prove that heat insulation with fillers is based on infrared barrier

    本文使用傅里葉變換紅外、導熱系數和智能數字式巡迴檢測溫度測試別測試了添加具有紅外阻隔能力填料的內墻塗料的紅外吸收譜、導熱系數和溫度變化情況,通過測試結果得出結論:水滑石和硫酸鎂在比為4 : 10的時候,紅外阻隔性能最優,其溫差變化較沒有添加水滑石硫酸鎂復合體系時提高5左右,而對內墻塗料的導熱系數幾乎沒有影響,這是由於填料對塗料的保溫機理不同所致,同時也進一步驗證了填料是通過紅外阻隔來達到保溫效果的。
  12. In the paper, we expound the total structure design of the measuring instrument, the choose of optics principium, the special optical system which consist of f lens, the design of servo control systemic, and the software and hardware design of light - to - current inversion and control of the servo, and the design of sqc statistical quality control and supervisory system. at last, the accurate of laser beam on - line measuring instrument has been analyzed

    本論文完成了檢測的總體方案設計,器工作原理的選擇,由f透鏡構成的特殊學系統的確定,伺服機構和伺服控制系統的設計,電變換及通訊系統的軟、硬體設計, sqc統計控制與管理系統的設計,最後對激在線掃描檢測系統的精度進行了綜合析。
  13. Energy dispersion x - ray fluorescence spectrometer ( edxrf ) is an important nuclear analysis tool, which is widely used in the fields of geology, metallurgy, architectural material and environment

    色散x熒作為一種重要的核析工具,在地、冶金、建材、環境等領域有著廣泛的應用。
  14. In this paper, it also analyses the disadvantages of methods in present pavement specification. by means of parallel field test experimentation, and gives the correlativities between test methods of specification and new pattern test methods, such as road surface profiler, ground penetrate rada test system, friction test vehicle, falling weight deflectometer. based on these correlativities, their test and quality control standards are formed

    本文還析了路面現行檢測方法存在的問題,通過現場不同方法的對比檢測,建立了激平整度測試車、探地雷達測試系統、摩擦系數測試車和落錘式彎沉( fwd )等新型檢測方法和規范測試方法間的相關關系,從而提出新型檢測的控制標準。
  15. The theoretical analysis shows that mz - ifog can be used to detect the rotation rate of moving objects. a systematic analysis of transfer characteristics of mz - ifog is made. performance - limiting factors, including the path - length difference, the disturbance of temperature fluctuation and stress from working environment, the quality of light source, are all discussed along with methods to reduce their effect on the output signal

    本文用系統的方法析了mz型干涉式纖陀螺傳輸特徵,指出了其較大的非互易性因素-臂長差的存在,析了工作環境因素(溫度,應力) 、(輸出束中心波長、功率波動及偏振態波動)對系統工作性能的影響,並指出了減少系統非互易因素、抑制噪聲、提高檢測穩定性的措施。
  16. The durations of good imaging within a fixed year are preliminarily obtained by statistical analysis of imaging quality obtained from spectral observations in 1982 with the horizontal spectrograph installed at the yunnan observatory. the results show that in the autumn, september and august, a good image is usually available. for a daytime, there are two time intervals during which the solar image is relatively better than other time, one is in the morning 2 3 hours after the sunrise ; another in the afternoon 3 4 hours before the sunset, and it lasts about 0. 5 1. 0 hours for each

    通過對雲臺水平式太陽1982年太陽譜觀測中的成像情況統計析,初步得到一年中成像優良的時間在秋夏9月和8月份;一天內有兩次像優良的時間,上、下午各有一次,別在日出后2 3小時和日落前3 4小時各有半小時到1小時左右的時間。
  17. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用檢測析等離子體的可見譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介基片材料的復合溫度場模型及復合介材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜的影響,別用raman譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  18. The stability of nano - alumina aqueous dispersion is tokened by spectrophotometer and particle size distribution instrument. it is proved that when condition is dispersant pmaa = 0. 4 %, ph = 9, nano - - alumina content = 4 % ( wt % ), ultrasonic for twenty minites, excellent stable nano - alumina aqueous dispersion can be acquired. nano particle average size is 205nm

    度計和粒度表徵了納米粒子水散液的穩定性,結果表明納米相al2o3濃度為4 % ,散劑為陰離子聚電解,用0 . 4 % , ph = 9 ,採用超聲波散20鐘得到最好的散效果,納米顆粒的平均粒徑為205nm 。
  19. In this system, we employed a newly developed multi - channel photodetector - ccd ( charge coupled devices ), as well as a concave holographic diffractive grating, to form multi - channel splitting system of spectrum - polychromator. these all solidified the foundation of the fast measurement subsequently

    在本系統研究中,採用新型的多通道電探測器件? ?電荷耦合器件( ccd ) ,並引入平場凹面柵構成了多通道系統? ?多色,從而為多通道快速譜測準備了物條件。
  20. Electrical and mechanical installation, calibration, and startup of industrial instrumentation systems. list of services and reference customers. pennsylvania, usa

    -主要生產器天平器電化學器水自動監測系統器電工器測器電源。
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