質量選性擇 的英文怎麼說

中文拼音 [zhíliángxuǎnxìngzhái]
質量選性擇 英文
mass selective detector msd
  • : 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
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 擇動詞(挑選) select; pick; choose
  • 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,對高光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集;初步了解和掌握了研究地區的地物光譜特及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分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分類得到解決;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,是開展精細植被分類研究和植被定反演的重要基礎;像元的導數光譜分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,並分析了模型的適用
  2. The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality

    而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一,對乾燥過程的要求有一定的特殊。該文從乾燥爐的結構分析入手,聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷,提出了熱風循環乾燥的概念,同時,了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡,運用數字pid控制技術,構成了一個較有特色的計算機控制系統。此外,該文還從保證乾燥品的角度,採用智能化交流模塊和自製采樣調壓電路的方法,提出了在線檢測產修品的絕緣電阻的方法和手段,以確保企業產品不斷提高。
  3. A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well

    液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入、漿料攪拌時間和粘度、導電劑的加入、電極膜的厚度、不同集流體的、電極膜的乾燥程度、壓型的厚度、電解液的加入、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入分別為5mass %和9mass % ;負極膜中導電劑的加入為2mass % ;電解液的加入為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活比應當在2 . 1 : 1 2 . 15 : 1之間。
  4. The results show that : nano - nickel powder is not useful for mh electrode during the high rate discharge phase as a conductor or additive ; superfine nickel powder is applicable for the conductor of the negative because of the good performance especially the cyclic stability at 1c rate by using 5 % ( mass percentage ) nickel powder ; the utilization of alloy, specific mass and volume capacity are increased with the decreased particle size of nickel powder in negative, however, the capacity fading rate at 1c discharge rate is also increased, so the capacity and the cyclic stability should be taken into account to make a choice of the particle size

    結果表明: mh電極中加入納米鎳粉對負極的大電流放電能不利。 mh電極中加入超細鎳粉后電極綜合能好,尤其是1c循環穩定,其最佳添加為5wt 。減小鎳粉粒度提高了電極合金利用率、比容、體積比容,但增大了負極1c容衰減率,因此鎳粉粒度的應綜合考慮mh電極容和循環穩定
  5. But in contrast of the research of chemical weathering of other rocks, such as granites and basalts, the research of chemical weathering of black shales both in width and depth still remains much to advance. after reading and investigating widely, we selected lower - cambrian black shales and their weathering profiles in hunan province as research objects of our work at first. then, based on field investigation of weathering status of lower - cambrian black shales and it ' s relationship with soil composition and human activities in hunan, we studied changes of chemical composition such as major and trace elements before and after weathering of black shales by comparison

    根據文獻閱讀和野外調查,本文了湖南安化、桃江、望城等地下寒武統黑色頁巖及有關風化剖面作為研究對象,並在查明湖南下寒武統黑色頁巖的風化現狀及其與土壤組成、人類活動的關系的基礎上,對比研究了黑色頁巖風化前後主和微元素等化學組成的變化,探討了元素的富集和遷移轉化機制以及黑色頁巖風化與區域環境的關系,得出了如下幾點主要成果和認識: ( 1 ) ti是黑色頁巖風化過程中的「不活動」元素,可作為參照元素,對其它元素的活動進行平衡計算。
  6. Accounting for contingencies is one important part of uncertainty accounting , contingencies widespread exist in enterprises , as a special economic event , with developments of economic , financial relations is complex , the contents of contingencies unceasing extend , contingencies plays a more and more important role in financial accounting information and operation policy because theoretical and practical research of contingencies is late , special data is little , few pay a ~ ention to treatment of contingencies new accounting law points out that enterprises must explain contingencies arising from guarantees provided for the debit of other enterprises and pending litigation this is the first time that the law requests accounting treatment of contingencies accounting standard for business enterprises : contingencies prescribes the recognition and measurement of contingencies and the disclosure of relevant information , the standard is the first standard of contingencies , improves the accounting treatment for contingencies and the disclosure of relevant information the standard will help us improve the quality of information disclosure the article is divided into five parts to discuss the first part is a general introduction of contingencies , including the history, the classification , the framework and so on , all of which would help readers understand the basic concepts in the article the second part introduces recognition of contingencies , including recognition condition and accounting of some contingencies etc the third part introduces measurement of contingencies , including measurement principle and selection of measurement attributes the forth part introduces disclosure of contingencies , including disclosure of contingent asset , contingent liability etc the fifth part selects some enterprises financial report to analyse , points out some problems of contingent disclosure , gives some suggestions about disclosure of contingencies

    對于規范我國企業或有事項的會計核算和相關信息的披露問題,提高會計信息披露,保護投資者利益,具有重要的現實意義。本文試就或有事項的確認、計以及信息披露略談一下自己的認識,對準則可能存在的不足之處提出意見和建議,並採用實證方法對上市公司或有事項的披露狀況進行了分析。本文共分五章進行論述,第一章是對或有事項的概括介紹,包括或有事項的涵義、特徵、或有事項會計的產生、或有事項的分類以及或有事項會計的基本框架等,有助於讀者了解本文的一些基本概念;第二部分介紹了或有事項的確認,介紹了或有事項的確認條件和幾種具體或有事項的會計處理;第三部分介紹了或有事項的計,包括或有事項的計原則和計等問題;第四部分介紹了或有事項的披露,包括或有資產、或有負債、預計負債等的披露;第五部分取了部分上市公司的年報進行實證分析,指出了我國上市公司在或有事項披露方面存在的問題,並提出了完善我國上市公司或有事項信息披露的建議。
  7. Secondly, actions between banks and enterprises in china ' s credit market and the motivation of banks " deregulation are deeply analyzed by the means of the game theory. thirdly, the thesis studies how systematic factors in china aggravate the information asymmetry in the credit market from the aspects of property right, financial supervision and information announcement. at last, suggestions on how to dissolve the bank credi t risk and prevent non - performing banking assets increasing are put forward in the aspects of improvement of information symmetry, establishment of incentive and constraint mechanism and elimination of systematic factors which aggravate the information asymmetry

    首先,論文分析了我國信貸活動中的信息不對稱所產生的逆向與道德風險對銀行資產的影響;其次,作者運用博弈論方法對我國信貸市場中銀行與企業的博弈行為以及銀行違規的動力進行了深入地分析;接著,論文又從產權、金融監管和信息披露這三個方面研究了我國的體制因素如何加劇信貸市場的信息不對稱問題;最後,論文從提高信貸市場的信息對稱度、建立有效的激勵約束機制以及消除加劇信息不對稱的體制因素這三個方面對化解我國銀行信貸風險、防範銀行不良資產的新增提出了建議。
  8. By making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution 、 high frequency accuracy 、 very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step. while the electronically tuned filter abates the image interference and notably improves the selectivity. the theorem of frequency synthesizer and center - frequency - fixed filter is simply but adequately introduced first in this paper

    課題中所採用的pll或dds pll鎖相頻率合成方法充分發揮鎖相環良好的窄帶跟蹤濾波特,並結合dds的高頻率解析度、高頻率精確度和高速頻率捷變等優點,分別實現了系統所要求的高寬帶本振源和小步長頻率捷變;採用電調諧頻技術,則大大改善了接收機的和抗干擾能力。
  9. The importan charateristics of wat902h camera and pci 500 camera and methods of capturing video are also included in this paper. imaging computer outside submarine can transfer data between control computer in the submarine by w2k ' s tednal service with highspeed. due to specific charaeristics of undersea optical imaging, underwater imaging processing technique fall into two categoriesfhardware and software, hardware are the design of the lenses used in waer and the choice of high - quality ccd caxner4the other is compllter digital irnage processing, that is mainly gray - level boformation and image sharpening. underwater image - processing software is designed on the basis of image processing on windows avi digital video file

    由於水下光學成像的特殊,水下圖象處理技術應該包括硬體和軟體兩個方面,硬體即水下專用成像鏡頭的設計與高能的ccd,後期圖象處理軟體是利用計算機數字圖像處理技術提高水下拍攝圖象的,處理方法主要有灰度變換和銳化處理;實現了對windowsavi數字視頻文件文件的圖像處理技術,並在此基礎上完成了水下電視系統圖像處理軟體的設計。
  10. Solvent refined a refining technique to improve the quality of based oils using selective extraction of undesirable components by means of solvents

    溶劑精製-利用溶劑作為于段(利用溶劑方式? ) ,有地萃取不需要的組份,進而提高基礎油的一種精製工藝。
  11. During the construction of the dam foundation cut - off for dalong water control project, the construction techniques adaptable to the construction under the condition with high interference, short construction period and strict quality standard are selected through the related productive experiment, with which the problems such as the prevention and treatment of hole collapse and lowering steel reinforcement cage and pre - embedded grouting pipe into place are solved, and then the successful construction of the cut - off is guaranteed as well

    摘要在大隆水利樞紐壩基防滲墻施工過程中,通過生產試驗出了適合該防滲墻工程施工干擾大、工期緊、標準高的要求的施工技術,解決好了孔口塌孔的預防、處理及鋼筋籠和預理灌漿管下設等技術難題,保證了該防滲墻工程的成功建設。
  12. Abstract : the paper describes in detail the construction technology ofelastic monolithic track bed at extra - long qinling tunnel, i. e., selection of material, quality control, preparation and casting of track bed concrete, as well as some points for attention during construction

    文摘:較為詳細地介紹了秦嶺特長隧道彈整體道床施工技術,包括彈整體道床用料的,施工機具的型,施工工藝及控制,道床混凝土製備、灌築,以及施工注意事項等。
  13. Ultraviolet absorption detector, photodiode array detector ( dad ), fluorescence detector, and electrochemical detector are optional detectors, response value of which is relative to not only quality of the object under test, but also structure of the compound ; refractive index detector and evaporative light - scattering detector are universal detector, responding to structure of all compounds ; evaporative light - scattering detector is quality - type detector, whose responding value only relates to quality of the object under test for compounds with similiar structures ; photodiode array detector ( dad ) can, at the same time, record absorption spectra of the object under test in a prescribed wave scope, consequently, it can be used in spectrum control and inspection of purity of chromatographic peaks of the object under test

    紫外、二極體陣列、熒光、電化學檢測器為檢測器,其響應值不僅與待測物的有關,還與化合物的結構有關;示差折光檢測器和蒸發光散射檢測器為通用型檢測器,對所有的化合物結構均有響應;蒸發光散射檢測器屬型檢測器,對結構類似的化合物,其響應值幾乎僅與待測物的有關;二極體陣列檢測器可以同時記錄待測物在規定波長范圍內的吸收光譜,故可用於待測物的光譜管制和色譜峰純度的檢查。
  14. The relations between corrosion resistance of chromium plating and technology, quality, matrix materials and surface processing methods were studied based on the summaries of production practices, arid also the methods to improve corrosion resistance were put forward

    摘要在總結實踐生產經驗的基礎上,研究和探討了硬鉻鍍層的耐腐蝕能與鍍鉻工藝、鍍層、基體材和表面加工及方法的關系,提出了達到高耐腐蝕能的方法。
  15. In this paper, a new control strategy based on the adaptive deadbeat voltage space vector is presented. this control scheme has a lower sample frequency and a smaller difference between switch frequency and sample frequency. it has many advantages, such as producing zero vectors organically, tracing exactly, non - shaking, etc. and its dynamic response is better

    對于電能調節器來講, pwm跟隨指令參考信號的控制能在很大程度上影響著裝置的補償效果,本文無差拍電壓空間矢控制為系統控制策略,這種控制方法具有采樣頻率低,開關頻率與采樣頻率的差距小,能有機地產主零矢、跟蹤精確以及無抖振等優點,動態響應快。
  16. Asset appraisal, as a part of neutral activity which tightly accompanied with asset business, put forward a new theme on how to conform to the transformation trend of appraisal research and build up more perfect and integrated appraisal theory under comprehensive, mobile and uncertain conditions which may be helpful to select a proper method in order to promote the quality of appraisal in the activity traditional appraisal theory is built on neo - classical value theory

    作為伴隨資產業務、能提供資產現時價值的資產評估中介活動,如何適應資產評估研究範式的轉化趨勢,在復雜、動態與不確定的環境背景條件下構築完善的資產評估理論,進而適用的資產評估方法以提高資產評估是資產評估界面臨的新議題。傳統資產評估理論構建於新古典綜合價值理論基礎之上。
  17. By increasing the h2 dilution ratio, it is found that atomic hydrogen can selectively etch amorphous phase and stabilize crystalline phase. from the study on the distance from substrate to catalyzer, choosing a proper distance can ensure the gas fully decomposed, while a relatively low substrate temperature can cause the nanocrystalline particles to lose mobility and keep their sizes. the pre - carbonization process can enhance the nucleation density and make the growth of high quality nanocrystalline p - sic films much easier

    實驗結果表明:隨著工作氣壓的減小,薄膜的晶粒尺寸有所減小;通過提高氫氣稀釋度,利用原子氫在成膜過程中起的刻蝕作用,可以穩定結晶相併去除雜相;適當的熱絲距離能保證反應氣體充分分解,又使襯底具有較高的過冷度,是形成納米薄膜的重要條件;採用分步碳化法可以提高形核密度,有利於獲得高的納米- sic薄膜;襯底施加負偏壓可以明顯提高襯底表面的基團的活,因負偏壓產生的離子轟擊還能造成高的表面缺陷密度,形成更多的形核位置。
  18. In general, these studies are primarily based on the theories of financial restraint and financial deepening initiated by r. i. mckinnon and e. s. shaw, either stressing the urgency of china ’ s interest rate liberalization, its international experience, target orientation, mode selection, sequencing, conditional creation, risk control and the transformation of the monetary policy conduction mechanism, or such problems as the effect of reform on each economic party, positive examination of the real interest rate, savings mobilization, investment quality, relativity between the variables in economic growth as well as the interest rate sensibility in economic sectors of different ownerships

    總的看來,這些研究基本上以麥金農和肖所開創的金融抑制?金融深化理論為依據,或是側重於討論我國利率市場化改革的必要迫切、國際經驗、目標定位、模式、次序安排、條件創造、風險控制以及貨幣政策傳導機制的改造等問題,或是側重於分析改革對各個經濟行為主體的影響,再者就是實證考察實際利率、儲蓄動員、投資、經濟增長各個變之間的相關和不同所有制經濟部門的利率敏感
  19. And reached the following specific conclusions : rubber content with the increase of resistance to ageing rubber modified asphalt increased ageing after less than for low - temperature service, the quality of reduced losses, soften point increase needle into a normal degree. summed up the aging asphalt and modified asphalt laws made spent rubber for asphalt modified agents, the principles of the size options and dosage of rubber powder for spent rubber modified asphalt road asphalt in the application provided a good technical support

    得出了隨膠粉含的增加膠粉改瀝青的抗老化能提高,老化后低溫延度比減小、損失減小、軟化點提高,針入度呈正態分佈及改瀝青老化的規律,提出了廢膠粉用作瀝青改劑時粒徑和摻確定的原則,為廢膠粉改瀝青在公路瀝青路面中的應用提供了良好的技術支持。
  20. On the basis of the current quality management situation of the railway enterprises, this paper points out the pactical significance of carrying out gb / t19000 - iso9000 system standard on the railway transportation. it explores the quality system design of the railway transportation enterprises from the following aspects : the essential principles the quality requirements the choice of the quality system elements transport service products design and quality function development transport preparations and service process and so on. it cites zhuzhoubeizhan of changsha railway company as an instance and analyses how to draw up quality system documents from the three levels : the railway transportation quality manual the procedure document and the working document

    立足於鐵路企業管理及貫標現狀,分析鐵路運輸企業推行gb t19000 - iso9000系列標準的現實意義;從鐵路運輸企業體系設計的基本原則、鐵路運輸企業對建立鐵路運輸企業的要求、體系運作要素的、運輸服務產品設計與功能展開( qfd ) 、運輸準備及服務提供過程等方面對鐵路運輸企業體系設計進行了研究;並以長沙鐵路總公司株洲北站作為貫標實例,對鐵路運輸企業手冊、程序文件、工作文件等三個層次的體系文件的編制進行了實證分析。
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