粒度統計量 的英文怎麼說

中文拼音 [tǒngliáng]
粒度統計量 英文
grains-size statistics
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 計量 : calculate; estimate; meterage; metering; batching; measure
  1. Optical microscopy and electron microscopy were employed to study the microstructure and ultrastructure of the leaves of low temperature germplasm and measure or count the lengths of diachyma cells, number of diachyma cells per unit leaf area, chloroplast number per diachyma cell, the number of diachyma cell layers and the number of granum lamella of low - temperature wheat germplasm

    應用光學顯微鏡和電子顯微鏡研究了小麥低溫種質葉片顯微和超微結構,測了葉肉細胞長、單位面積葉肉細胞數目、單個葉肉細胞中的葉綠體數目、葉肉細胞層數和葉綠體基片層數。
  2. According to the demand of the concept design of china spallation neutron source ( csns ), the target station, i. e. the target, the reflector and the moderator have been simulated and optimized using monte carlo simulation software, nmtc / jam and mcnp4a, firstly. the neutron flux escaping from the target and the moderator and the heat deposition in the target, the reflector and the moderator are calculated. these results provided essential data as a basis of the spallation neutron source design

    本論文結合當前中國散裂中子源( chinaspallationneutronsource , csns )工程概念設的迫切需要,選擇國際上廣泛使用的基於蒙特?卡羅方法,用於模擬子輸運過程的程序mcnp4a和nmtc jam作為研究工具,首次對csns靶站進行了全面的模擬與優化,內容包括靶、反射體與慢化器系的中子通分佈以及熱沉積,同時算了靶的溫場與應力場分佈。
  3. Because the best grade limits does not vary with material property, firstly, we can confine material grade to the best grade limits when doing subbase mixture design, secondly, after systematic temperature contraction test, aridity contraction test and compressive strength correction test, we can determine the best cement percentage which has the best crack resistance property

    因為最佳級配范圍是與料的徑大小有關的,所以在基層材料配合比設時可首先將材料級配限制在最佳級配范圍以內,然後通過系的溫縮、干縮性能試驗以及抗壓強校核試驗,最終確定抗裂性較好的合理水泥劑
  4. On the basis of published research of experts and scholars, relations among the velocity of water, that of solid particles and that of settling slurry have been established by the analysis of momentum transmission between water and solid particles in the upward inclined pipeline. then the calculation formulae for the upward - inclined - pipe hydraulic gradient are derived

    本文在系總結現有專家學者的研究成果基礎之上,通過分析向上傾斜管道輸送中清水與固體顆的動傳遞過程,從動守恆的角建立了清水速、固體顆和漿體流速之間的關系,進而推導出了向上傾斜管道輸送的水力坡算公式。
  5. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料,系分析了不同強沙塵天氣條件下沙塵氣溶膠質和質譜、子譜分佈、光學厚、化學組分等特徵;綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用;用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料分析表明,沙塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下,湍流動和湍流感熱通都是重要的湍流交換,沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。
  6. For sand, glass bean, quartz sand and pvc, pressure fluctuations were measured at different conditions. furthermore, statistics analysis, power spectral density ( psd ) analysis and chaos analysis of pressure fluctuations in gas - solid cfb were conducted. an investigation of the effect of circulating solid flux, superficial gas velocity, height from riser bottom and particle property on the parameters ( e. g

    本文測定了河砂、玻璃珠、玻璃砂和pvc四種顆在不同固體循環、不同表觀氣速、不同軸向高下的壓力波動,進而對氣固循環流化床壓力波動時間序列進行了分析、功率譜分析和混沌分析。
  7. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能(發熱)和c 、 h 、 n元素含,根據實驗結果分別建立了以h和c為自變的生物質能預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能轉化率算和生物質能利用率算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺的生物質顆中心達到全熱解的時間,在體視顯微鏡下對不同的生物質顆的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆中心溫達到充分熱解溫的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設、錐壁強、生產能力設理論和功率算方法及臨界轉速理論等。
  8. It is a reliable instrument for the measurement of the coherent structure in turbulence. an improved 2 - d ptv was developed based on previous research experiences, which can be used to measure the trajectories of particles motion. for the experimental study on the particle motion in the dilute solid - liquid two - phase flow, especially for the motion characteristics and dynamic characteristics of coarse particles in water, this kind of system was proved to have great advantages

    利用該系可獲取大樣本並進行算機快速分析,為明槽紊流相干結構的試驗研究提供了一種嶄新的測手段;在前人工作的基礎上,開發了一種能夠測水流中顆運動軌跡的ptv系,該系具有可靠的精,能同步測全剖面的顆瞬時運動信息,為顆運動特性及動力學特性的試驗研究提供了強有力的手段。
  9. Based on the relations of wear particles, wear faults and wear mode, main characteristics of wear particles size, origin, shape and granularity are analyzed. on the view of strategies and functions of monitoring, an on - line oil monitoring system is designed and key technologies for development of monitoring system are presented. the inductance and optic - fiber transducer based laboratory are designed and tested

    論文基於磨損顆、磨損故障與磨損形式的關系,分析了磨損顆的尺寸、來源、形狀和等基本特徵,並從監測策略和功能分析的角了在線油液監測系,提出了開發中必須解決的關鍵技術,研製了電感和光纖組合測傳感器。
  10. And grindintg experiment based on uniform design is conducted. depending on data process system, the regression model of production efficiency, output per degree and particle are established. through single factor analysis on all experimental indexes, the law that the bottom corner, height, bottom length of trapezium and spacing influence the hammer mill capbility are achieved

    並採用均勻設方法安排異型粉碎室粉碎試驗。利用數據處理系,建立生產率、電產的回歸方程。對各試驗指標進行了單因素分析,研究梯形篩片的底角、高、間距和下底長對粉碎性能的影響規律。
  11. The study solves engineering problem as follows : ( 1 ) the systematic study on the historical course of xigeda strata deposit and geologic environment includes strata, lithologic characters and constitution et in the liangshan and panzhihua region. the results show that the xichang - panzhihua express way is controlled by the anninghe fault and the xigeda fault, the earthquake frequently happen in the region of pass, the different sedimentation number is more great, they effect the road building, safety in operation and structure belong road ( 2 ) because in some place the xigeda strata is foundation and roadbed, the study on the basic properties of the xigeda strata include density, moisture content plastic and liquid limit graduation. the results show that the xigeda strata is deposition in lake, the main component is mudstone and sandstone, the fine particle is main, it has some viscosity, the moisture content of mudstone is different the it of sandstone, the other property are likeness. the xigeda strata has no dilatation on total, some claystone have low and medium dilatation ; ( 3 ) the study on the basic properties of xigeda filler include the composition of matter the biggest standard dry density, the optimum moisture content the results show that xigeda filler can use as road material, it is well grade filler and admixture filler on essence, its compaction index should change in different place because the property is controlled by mudstone and sandstone that change is great in different place ; ( 4 ) the study on the xigeda filler craft used as express way roadbed, includes suitable thickness, compaction numbers and methods and equipment choice et

    公路沿線廣泛分佈有昔格達地層,昔格達地層能否用作高速公路路基填料,國內沒有先例,本論文就是結合導師的科研項目,在非典期間,現場長達5個月的工作,完成了從試驗、現場施工工藝到路堤分層沉降監測等工作,是面對生產實際,認識昔格達地層的性質和其作為地基、路基和填料應用中面臨的問題進行的研究。主要的研究內容有:對攀西地區地層巖性、構造等地質環境和昔格達地層的沉積歷史過程作了系的分析,研究表明西攀高速公路主要受安寧河斷裂和昔格達斷裂影響,通過地區地震活動頻繁,差異沉降較大,對公路建設、安全運行和沿線構築物設有較大影響;由於昔格達地層在有些路段作為地基、有些作為路基,對其基本性質進行了研究:包括天然密、含水、塑液限、顆級配等指標的試驗研究。研究成果表明:昔格達地層為湖相沉積,主要為砂巖和泥巖,它以細組為主,同時粘的存在,使其具有一定粘性。
  12. From chapter 4 to chapterl 1, a serial of comparable methods were adapted to analyze the obtained results in chapter 2 and chapter 3, in order to describe quantitatively the changing of engineering geological environmental factors with time and space that is induced by different wave loading action, including reaction of topo and morphologic features to hydraulic condition, reaction of grain size and mineral composition to it and reaction of static and dynamic mechanical index to it

    在此基礎上,針對現場和室內實驗取得的結果資料,採用一系列分析方法,定描述水動力作用導致的黃河口典型研究區工程地質環境要素隨時間和空間的變化,包括形貌特徵對水動力條件響應、沉積物的與礦物成分及結構對水動力條件的響應、沉積物的靜力與動力學指標對水動力條件的響應。
  13. Firstly, when the pipe flow was laminar, the movement of fibers was computed in the 2 - d force formulae that were deduced from the slender body theory and in 3 - d integral method. results revealed that angles between fibers " axis and the orientation of flow would concentrate gradually on a low number as the re numbers increased. that is, the axis of fibers would rotate toward the orientation of flow

    首先,當管道內流動為層流時,分別利用從細長體理論出發得出的纖維二維受力公式和三維分段積分算方法模擬了大纖維在流場中的運動,然後在最終時刻了纖維的偏角分佈,並得出相同的結果:隨著re數的增加,纖維子的偏角逐漸集中於小角,即纖維軸線方向越來越集中於流向,此結果與實驗吻合較好。
  14. With frame gather card and ccd, metallographic image which can be processed by computer is acquired after a serials of the applications of digital image technique such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. an automatic quantitative metallographic analysis system is developed with visual c + + 6. 0 to realize the measuring of the size of the metal crystalline grain, evaluation the proportion of the second tissue of the metal, micro hardness. with three - level browser / server mode and active server technology, the system gives the remote user the applying service through network to communicate and analyze the image information

    利用數字圖像處理技術,對圖像採集卡或ccd攝像頭採集到的金相圖像進行灰轉換、二值化、噪音消除、圖像增強、邊緣提取等一系列圖像預處理,獲得算機可以處理的數字圖像;並利用visualc + + 6 . 0開發定金相分析系,以實現對晶大小、金相組織第二相相對含、顯微硬等參的自動測;採用基於browser server的三層體系結構,通過網路訪問,並利用activeserver技術給遠程用戶提供應用服務,以便於根據圖像分析結果,給出專家分析意見,實現異地分析及交流。
  15. In ttg model, task is the base design granularity, the partition of task affect the quality of system design heavily. the thesis addresses the importance of the task partition problem and presents a task partition method based the closeness measurements of system behavior objec1fs

    Ttg模型中以任務作為設的基本,本文指出了任務劃分問題的重要性,並提出了基於系行為對象關系進行任務劃分的方法。
  16. The research work presented a large quantity of debris characteristics parameters, and especially made a thorough study on the characteristic description of sediment chain graph ; meanwhile, the sensibility, differentiation and information redundance analyses of the characteristic parameters also supplies the quantitative indexes for the filtration and optimization of the debris characteristic parameters ; in addition, the debris fusion decision recognition method based on the proof fusion theory and the comprehensive debris recognition flow provide reliable recognition arithmetic for debris recognition ; and lastly, the fault fusion diagnosis judging method based on ferro - graph and spectral analysis provides the basic diagnosis method in theory for multi - fault premonitory diagnosis system of aero - engine

    本文研究工作提出了大特徵參數,尤其深入研究了沉積鏈譜片的特徵描述問題;同時,特徵參數的敏感性、區分與冗餘分析為磨特徵參數的篩選優化提供了化指標;另外,基於證據融合理論的磨融合決策識別方法以及磨綜合識別流程為磨識別提供了可靠的識別演算法;最後,基於光譜和鐵譜信息的磨損故障融合診斷決策方法為發動機多故障徵兆綜合診斷系提供了基本的診斷理論手段。
  17. The asipp microbeam has brought widespread attention, and has profound and far - reaching signification in bioengineering fields. this thesis mainly focuses on discussing study and implement of the control program for the asipp microbeam. the control program can be divided into three logical modules : microscope stage controller, count of the number of radiated ions and control of the electronic beam shutter, and micro - imaging system

    本課題作為實施單子束照射細胞系的一部分,主要任務是通過對asipp微束裝置算機控制的研究,設「 asipp微束裝置算機控制系」軟體,確保實驗過程中定輻射的精確和定位輻射的準確性,實現真正意義上的「定點輻射」和「定輻射」 。
  18. ( 4 ) a video retrieval testing system is devised and implemented. it includes following subparts. a multi - granularity description model of video is proposed

    ( 4 )設並實現了視頻檢索實驗原型系,包括:提出了視頻的多分層描述模型;設了體現多和多特徵的視頻相似性方法。
  19. The system is composed of inverse - fourier - transform system, optic fiber sensor and high sensitivity ccd. its software system of signal acquisition and data processing used the platform of virtual instrument labview. we tested system stability and investigated latex particle size from 32nm to 123nm, several phenomenon below have been found : ( 1 ) the experiment result is consistent with the theoretical arithmetic result of the relation between particle size and normalization light scattering energy at the position of 7 ? and 35 ? angle

    組建了包括反傅立葉變換系、光纖傳感器以及高靈敏ccd的大角側向光散射信號探測系,設了基於虛擬儀器labview平臺的信號採集和數據處理軟體,對系穩定性和顆尺寸從32納米- 123納米的微乳液顆球進行了測試研究,發現以下現象: ( 1 )在與光軸成7和35夾角的位置,歸一化的散射光能徑大小關系的實驗結果跟理論分析規律完全一致。
分享友人