氣相線 的英文怎麼說

中文拼音 [xiāngxiàn]
氣相線 英文
gaseous line
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 氣相 : gas phase
  1. These manifolds are connected to the vacuum system through air take - off lines in order to remove the non - condensable gases from the condenser

    這些集管通過空與抽真空系統連,以便從空冷凝汽器內抽走不可冷凝的體。
  2. The pressure at every point along the pipeline, the gas - liquid phase flow rate and the law of the liquid holdup in the pipeline chang ing with time in the process of gas storage and supply at the time of peak shaving are simulatively calculated, and based on this, the problem on peak shaving is thoroughly analyzed by combining with the existing pinghu - shanghai gas pipeline in china

    模擬計算了調峰過程中管道儲和供過程沿各點的壓力、流速和管內持液率隨時間的變化規律,據此結合我國已建成現有的平湖一上海的天然,對調峰問題作了深入地分析。
  3. The intake lag angle of the engine is optimized, and the dynamic effects of intake pipes and exhaust pipes to the improvement of motorcycle engine is applied to make the engine test performance curve approach the simulation curve

    本文介紹了從進晚關角及進排的動態效應幾方面著手,不斷改進發動機的配位以及進排系統,使發動機的實際性能曲逐步接近計算機模擬曲
  4. On - line process gas chromatograph

    過程色譜儀
  5. As long as the market getting matured and the " safety power " concept enhanced, now the final low voltage products, which may be ignored in the past, now have drawn more and more attention from the end - users

    時光荏苒,今天我們又將推出了新一代的「中性」 dpn斷路器,來滿足飛速發展的中國電的各行各業。
  6. In order to achieve the optimized tunneling approach, first, tunneling procedures, shift length, horizontal jet grouting length, bench length and space length between c and d part of crd method are optimized ; on the basis of these results, two kinds of tunneling schemes are calculated with three - dimensional fem and the optimized tunneling scheme is achieved. as results of the optimized scheme, the conclusion is made that the gas pipe above the tunnel of sk3 + 355 section is secure. the calculation results are verified through comparison of numerical simulation results and site - monitoring measurement data

    為得出適合本段工程的最佳施工路,利用大型有限元通用軟體ansys對開挖順序、開挖進尺、水平旋噴長度、臺階長度及crd工法施工的c 、 d部錯長度進行了有限元數值模擬和優化分析,並利用這些分析結果,進行了兩個施工方案的三維有限元動態施工模擬,得出了較優的施工方案,並利用施工后的地表沉降槽曲,對sk3 + 355斷面處隧道上方的煤的安全性進行了分析,得出了利用此施工方案施工不會造成此處煤破壞的結論。
  7. These instruments can be divided into three categories, chromatographic separation methods including gas chromatography, liquid chromatography and ionic chromatography, spectrometric methods including atomic absorption, ultraviolet / visible absorption, infrared spectrometry, atomic emission spectrometry and fluorescence method, and electroanalytical methods including potentiometry, coulometry and voltammetry methods

    如層析法中的層析、液層析及離子層析,光譜法中的紫外光可見光光譜法、原子吸收光譜法、紅外光譜法、螢光光譜法、放射光譜法及拉曼光譜法,及電化學方析方法如電位法、庫倫法及伏安法等。
  8. Dissolved gas analysis ( dga ) is one of the mainly technology methods to diagnose the internal malfunction in transformer. by request of dl / t722 - 2000, < guide to the analysis and the diagnosis of gases dissolved in transformer oil >, the component of h _ 2, c _ 2h _ 2, c _ 2h _ 4, c _ 2h _ 6, ch _ 4, co and co _ 2 is used to judge and analyze the internal malfunction in transformer

    本系統首先接收色譜儀發送的數據信息,並對這些數據進行處理與分析,計算出譜圖數據的波峰高度、波峰面積、波峰起始點、基等值,在此基礎上依據定量分析及故障診斷原理對變壓器進行診斷,得出結論。
  9. As the thermal conductivity detector is used in the modern - gas chromatography analytical instrument, it hassome abvantages of the simple structure, wide linear determining range ang good stability

    摘要在色譜儀中,採用熱導檢測器檢測物質成分的濃度變化,具有構造簡單、測定范圍廣、穩定性好、性范圍寬等優點。
  10. Gas chromatographic internal standard method was considered to determine purity for 1, 1 - dimethylhydrine ( udmh ) instead of the standard working curve method

    研究了色譜內標法代替常規的標準工作曲法測定偏二甲肼純度( udmh ) 。
  11. In order to compare the retention time ( rt ) and limits of detection of 20 organophosphorous insecticides in different conditions the experiments were carried out using a medium polar capillary column ( db - 1701 ) and a no polar capillary column ( db - 1 ) with two detectors ( gc - fpd and npd ). the rt of 20 organophosphorous insecticides in two different polar capillary columns was a retention qualitative method for 20 organophosphorous insecticides. db - 1701 capillary column coupled with gc - fpd detector was used in the following study, the limits of detection were in range of 5x10 - 11 ~ 2x 10 - 12 g, the linear range was 2x 10 - 9 ~ 1 x 10 - 11g

    本研究用兩種檢測器(氮磷檢測器和火焰光度檢測器儀器)和兩種不同極性色譜梓(中極性毛細管色譜柱db - 1701 、非極性毛細管色譜柱db - 1 )作為研究手段,比較了20種有機磷殺蟲劑在兩種色譜柱( db - 1 、 db - 1701 ) 、兩種檢測器( fpd 、 npd )上的保留時間及最小檢測量,建立了用不同極性色譜柱上有機磷農藥的保留時間可作為有機磷農藥雙柱定性確證的的方法;建立了db - 1701 , gc - fpd測定蔬菜中20種有機磷殺蟲劑的色譜法,該方法的最小檢測量為5 10 ~ ( - 11 ) 2 10 ~ ( - 12 ) g ,性范圍在2 10 ~ ( - 9 ) 1 10 ~ ( - 11 ) g時,關性良好。
  12. Considered the tiny quantity of the hydrogen, first we choose the gas chromatography technology to analyze the component of the work gas and to obtain the chromatography curve. then, treat the curve with the adaptive aperiodic stochastic resonance algorithm in order to eliminate the apparatus noise submerged in the tiny hydrogen signal. at last, calculate the quantity of the hydrogen based on that the quantity varies directly as a function of the area of the chromatography curve

    考慮到氫的含量非常微弱,在測量時採用色譜法,並通過自適應非性隨機共振演算法對色譜信號進行處理,以便提取出被儀器噪聲淹沒了的微弱氫信號的色譜曲,最後根據氫含量與其色譜峰面積呈正比計算出工作體中的氫含量。
  13. It is found that many severe weathers is related with the action of the gravitational waves of great amplify. so many people think that gravitational wave is the important burst mechanism of the happening of many severe weathers

    性重力波演變和互作用過程對重大災害性天的形成具有重要的觸發作用,重力波的演變囿於schr (
  14. The other has two metal - insulator - semiconductor ( ms ) contacts with lower leakage current ( less than 4 pa, 300v ) and better energy resolution ( about 10 % fwhm for 241am 59. 5kev line ) and poor working stability. in theoretical studies, the analysis on the phase equilibrium in the vapor growth of cdse single crystals shows that the stoichiometry of cdse crystals can be controlled effectively by controlling the stoichiometry of starting materials and the vapor growth temperature. besides, the investigation of the transporting properties of charge carries in cdse detectors indicates that the noise in energy spectrum detected by using the detectors with msm structure is caused by the hole injection, which is induced by electron injection and the light injection

    本文把cdse單晶體的生長、單晶體的成分、單晶體的性能以及單晶體在室溫核輻射探測器中表現出來的性能結合起來進行了比較系統的研究;採用垂直無籽晶提拉法生長出了電阻率為10 cm量級、尺寸為中10mm 30mm的單晶體;制備出了能量解析度達10 ( fwhm ) (對~ ( 241 ) am59 . 5kev譜而言)的cdse室溫核輻射探測器,取得了較好的研究結果。
  15. Because of the small conductivity factor of organic phase change materials, all kinds of copper grids, gas sio2 and organic bentonite were added to organic phase change materials in order to heighten its conductivity factor. the conductivity factors were maesured by using time - temperature curve and comparison curve, and, the conductivity factor curves were drawn. at the same time, the entropy of phase change of every system was determined by using dsc

    針對有機變貯能材料導熱系數小的缺點,採取在其中添加各種形狀的銅網格、sio _ 2和有機膨潤土的方法來改善體系的導熱性能,利用時間-溫度曲法和比較法兩種方法測定體系的導熱系數,並且繪制了體系導熱系數的變化曲;同時利用dsc對上面部分體系的變焓進行了測定。
  16. Boron - doped silicon nanowires grown by plasma - enhanced chemical vapor deposition

    等離子體增強化學沉積法實現硅納米摻硼
  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,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學沉積過程;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、復合介質基片材料的復合溫度場模型及復合介質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、沉積壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( 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. By means of esca, igc, wd, dsc ) sem and computer aided image processing technique, the relations of composite ' s microsimcture and macroscopic properties were researched and conclusions were listed as follows. l

    藉助x射光電子能譜( esca ) 、反色譜( igc ) 、 x射衍射分析、 dsc分析和掃描電鏡( sem )等測試手段和計算機圖像處理技術,分析了材料微觀結構與宏觀性能間的關系,取得了如下結果。
  19. Determinaton of pesticides residue in tea by gc with the on - line extraction

    色譜在提取法檢測茶葉中的農藥殘留
  20. The fourier transform infrared ( ftir ) spectrum is an effective technology for studying the hydrogen content ( ch ) and the silicon - hydrogen bonding configuration ( si - hn ) of hudrogenated amorphous silicon ( a - si : h ) films. in the paper, ch and si - hn of a - si : h films, fabricated at different ratio of h2 / sih4 by microwave electron cyclotron resonance plasma chemical vapor ( wmecr cvd ) method, have been obtained by analyzing their ftir spectra that are treated by baseline fitting and gaussian function fitting. the effects of ratio of h2 / sih4 on ch and si - hn are studied

    Fourier紅外透射( ftir )譜是研究氫化非晶硅( a - si : h )薄膜中氫含量( c _ h )及硅-氫鍵合模式( si - h _ n )最有效的手段,對于微波等離子體化學沉積( mwecrcvd )方法在不同h _ 2 sih _ 4稀釋比下制備出的氫化非晶硅薄膜,我們通過紅外透射光譜的基擬合、高斯擬合分析,得出了薄膜中的氫含量,硅氫鍵合方式及其組分,並分析了這些參數隨h _ 2 sih _ 4稀釋比變化的規律。
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