量角器物體 的英文怎麼說

中文拼音 [liángjiǎo]
量角器物體 英文
protractor object
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • : 體構詞成分。
  • 物體 : [物理學] body; substance; object
  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特徵,對高光譜數據不同波段的數據質、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光譜特性及變異規律,進一步明確了掌握地光譜特徵和變異規律是用成像光譜儀數據提取地信息的基礎;發現了基於光譜整形狀的分類方法在很大程度上能夠消除由於傳感、地目標觀測方向之間的度變化引起的反射率曲線整平移的「同異譜」現象,對于譜形相似而整反射率的值相差較大的兩類地,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性。
  2. In my present study, changes in structure and function of all parts of non - leaf organs ( culms, paleae, lemmas, awns, and glumes ) were investigated during a series of developmental stages and in various cultivars. characterization of the culms of lodging - resistant wheat varieties lodging is a potential cause of yield reduction in cereal crops ( crook et al, 1994 )

    其中,比較分析了非葉官葉綠超微結構的差異,測了非葉官的放氧和低溫熒光等生理指標,嘗試從結構與功能相結合的度,探討非葉官在提高作中所起的重要作用。
  3. A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle

    試驗研究發現,氣噴嘴位置對氣固噴射的輸送能力影響最大,氣噴嘴存在某一最佳位置,而這一最佳位置與背壓、輸送料特性和輸送風特性相關聯;氣固噴射的收縮對其輸送能力、內部靜壓分佈和輸送管阻力特性均有適影響,收縮增大對整個輸送系統均不利;在適當的輸送風范圍內,提高氣噴嘴出口速度比擴大氣噴嘴尺寸更為有利,但氣噴嘴出口速度過高會增加氣固噴射和輸送管內的能損耗,給輸送帶來不利的影響;系統背壓與氣固噴射的氣噴嘴出口速度的選取有關。
  4. Due to great advantage of the excimer laser in photoelectron material, photoelectron technology research, so in this thesis, a xecl excimer laser is designed in order to solve some problem in semiconductor film, cmr film, quartz film and other kind of film application, optical etching field, interaction between laser and material, material plasma study. the parameters of the excimer laser is e also measured and analyzed

    因此本文以氣相沉積、外延生長、巨磁薄膜、金剛石及其它薄膜制備及后續的光刻,激光與質的相互作用,等離子研究為目的,研製獲得了激光脈寬18ns ,單脈沖能150mj ,矩形光斑大小2cm 1cm ,束散3mrad ,最高重復頻率5hz的xecl準分子激光
  5. 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、系統地綜述了國內外生質熱解液化制取生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計算和生質能利用率計算提供了依據和方便; ( 2 )選擇了8種生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,解析出各種生質的頻率因子和活化能參數,進而建立了各種生質的熱解動力學模型,為科學確定反應的閃速熱解工作溫度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度的生質顆粒中心達到全熱解的時間,在視顯微鏡下對不同粒度的生質顆粒的長徑比進行了實驗觀察和測定,得出生質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生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質顆粒中心溫度達到充分熱解溫度的時間( 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,為閃速熱解反應固相滯留時間設計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、機械設計學原理,推導、建立了轉錐式閃速熱解反應料滯留時間( )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的最小錐設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  6. The main task of this paper concentrates on such parts as calibration of measurement sensor, high speed and accuracy image collection and processing, data fusion of different angle of view, visualization of measuring results. to accomplish sensor calibration, a pinhole model of the camera is employed and an equation of a light plane is setup. parameters such as the m array of the pinhole model and the normal vector of the light plane arc acquired through experiment. in image processing, we adopt the template - changing parallel thinning method to improve processing speed and accuracy

    主要研究了攝像機針孔模型的建立及測傳感的標定;圖像的快速高精度的採集和處理,在圖像處理中採用多幀平均演算法,很好地解決了速度和精度之間的矛盾制約;根據旋動理論建立空間坐標變換數學模型,進而建立其不同視下的測數據融合演算法,生成完整的三維數據集合;在vc平臺下編寫三維顯示軟模塊,完成三維測結果的可視化,實現了三維的任意度的觀察、任意倍數的放大和縮小、任意方向平移及動畫效果。
  7. It ' s a spr instrument based on angular interrogation, which can fulfill not only wide range but also highly sensitive angular scan. utilizing the principle of virtual instrument, an expandable, easy to use system control and data processing software is presented. micro fluid injection system, spr chips and temperature - controllable flow cell are developed as the accessories of the spr instrument

    它是一種基於高精度機械掃描結構的諧振調制spr系統,採用先進的虛擬儀技術以及嵌入式微控制為主的儀;設計、編制了操作簡便、功能完備的信息處理軟和操作控制軟;設計和製造了配套的小型流動注入系統、溫控測試池及可批制備的spr生傳感晶元等,具有創新性。
  8. This system tests 19 parameters such as the pressure of fore and after main fluid pumps and every sub fluid pumps ", force of pedal, turn angle of steering wheel, speed of every wheels and car body, and calculates 9 correlation analyses according to the gb112676 - 1999 " automobile system structure, capability and test methods " and gb7258 - 1997 " technical regulation of automobile safety ", also it can generate data report automatically

    該系統對汽車制動過程中前後液壓總泵出口液壓、各制動分泵進口液壓、腳踏板力、方向盤轉、各車輪轉速、車速度等共計19個進行測試。系統硬由便攜式計算機、數據採集以及相應傳感組成。硬設計中採用了模塊化設計思想,使得測試系統積小、重輕、抗振動、安裝拆卸方便、易於維護、可以進行隨車實測試驗。
  9. 2 leaflets from plants grown in the increasing salt concentrations ( up to 200mm ) became smaller and thicker, leading to the smaller ratio between superficial area and mesophyll tissue volume. in the same process, the cuticle became thickness significantly increased while stomata became less in number and smaller in area

    ( 2 )隨鹽濃度增加,葉片整逐漸變得小而厚,葉表面積與積的比值小,從而減少蒸騰面積,同時質層變厚,單位面積上的氣孔數目減少,氣孔面積減小,都可以使植降低蒸騰速率,減少內水分散失。
  10. Paste quality checking of all - solid - state laser crystal by far - field scattering angle

    利用發散檢驗全固綠光激光工作質的粘接質
  11. Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb intellectualized magnetic coder sensor in this paper is designed for the measurement of the position of object and the angular velocity of object. through the sensor, the information of the position and the angular velocity are changed to electric pulse which can provides to other second instruments

    通過磁場的無接觸特性,對非電的測是磁傳感應用的一個重要方面,本文所研究的智能化磁編碼是對于轉動的位置、速度進行高精度測的一類傳感,它可以把轉動的位置和速度信息轉換成電脈沖信號,供二次儀表使用。
  12. Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb magnetosensitive sensor in this paper is designed for the fine measurement of the turning gear. through the sensor, the information of the angular velocity the gear is changed to electric pulse which can provides to other second instruments

    通過磁場的無接觸特性,對非電的測是磁傳感應用的一個重要方面,本文所研究的insb磁阻式轉速傳感即是針對于轉動的轉速進行高精度無接觸測的一類傳感,它可以把轉動的齒輪的速度信息轉換成電脈沖信號,供二次儀表使用。
  13. From this, the room is very important to voice. combine of can make comprehensive develop primarily is a " building ". room although more big more good, however, buy the empress class getting to output the power to with the market. the " space physical volume " should can t exceed 2 10000 cubic foot. and this physical volume of high, deep, the breadth is too good enough to use what device the reruns is several can disorderly true

    音波並不是我們可以從測顯像屏的一種平面波形。而且從聲源單元以最大度向四面八方作約半球形擴散。以書本理論而言,一個10尺高16尺闊26尺長的房間就可以有27 . 7尺的對長度,也可以聽到21至22周的超低頻了。
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