推測尺寸 的英文怎麼說

中文拼音 [tuīchǐcùn]
推測尺寸 英文
infer dimensions
  • : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 尺名詞[音樂] (中國民族音樂音階上的一級 樂譜上用做記音符號 參看「工尺」) a note of the scale in ...
  • : Ⅰ量詞(長度單位) cun a unit of length (=1/3 decimetre)Ⅱ形容詞(極短或極小) very little; very ...
  • 推測 : infer; conjecture; guess; reckoning
  1. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動量用於小量程線性量的靜態特性曲線的理論工作拐點進行了導,對氣動量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和量噴嘴的參數進行了理論設計,對主噴嘴和量噴嘴的不同組合,將影響量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論導,從而使氣動量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度精密量分組的要求。
  2. For the hyper accuracy interpolation technique, which resolves the accuracy limitation of pixel physical size, derives out the star spot interpolation accuracy limitation based on the star spot mathematical model and photoelectric statistics

    針對克服像元量精度限制的超精度內插細分技術,在建立了星點光斑數學模型的基礎上,利用光電統計理論,導了星點光斑內插細分精度的極限公式。
  3. The experiment procedure and analysis result about exteriorly extended end - plate connection with high strength bolt are introduced primarily ; each sample ' s dimension is given. the adding load equipment, measuring apparatus placed, measuring point established is detailed. adding load measure load and m - curve is produced ; the single span gabled frames horizontal displacement formula is deduced when the horizontal concentrated force is applied to it

    重點介紹了外伸端板高強螺栓連接的實驗過程及實驗分析結果,介紹了各組試件的形狀、加載裝置、量儀器安放、點的布置等;給出加載方式及出的m -曲線;計算出試驗節點的初始剛度;導水平集中力作用下單跨門式剛架考慮節點半剛性的側移計算公式。
  4. In the first part of this dissertation, theory of fracture mechanics of the frozen soil has been presented. a general strength theory based on fracture mechanics was proposed, and the validity of the theory using in frozen soil was discussed. the fracture toughness values for different kinds of cracks extension were determined, such as the plane strain fracture toughness for mode i cracking ( kic ), fracture toughness for mode cracking of frozen soil and the intersection of frozen soil and concrete

    論文第二章為凍土斷裂力學的基本理論,包括斷裂力學在凍土研究中的工程適用性、條件適用性、平面應變斷裂韌度試的適用條件等,給出了凍土斷裂韌度k _ ( c ) 、 k _ ( c ) 、 -型復合斷裂試的基本原理及試驗方法,並基於weibull脆性破壞理論導了凍土三點彎曲試樣k _ ( c )效應系數,為後面的工作提供理論基礎。
  5. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模、最佳輸出耦合率、泵浦光模、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  6. 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、定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計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 )為研究和確定不同度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和定,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 )採用復雜溫度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,解析導出了不同生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論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計和預提供了理論依據; ( 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,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。
  7. Much works has been distributed to the development of a vacuum system to simulate the outer space and a measurement system to test the arcjet performance. ignition experiments in various operational modes have been done with argon as propellant. macroscopical working parameters including thrust, mass flow rate, voltage, current, inlet pressure and vacuity are obtained by the test measurement system and actual performance parameters including specific impulse, thrust efficiency, ratio of thrust and power and ratio of power and mass flow are calculated

    以氬氣作為進劑,在不同工況下進行點火實驗,量獲得了其工作力、電弧電壓和電流、進劑流率和弧室壓力等宏觀參數,得到了不同實驗條件下其工作的實際比沖、力效率、力/功率比以及比功率等性能參數,分析了進劑質量流率、電弧功率、電弧加熱發動機電弧室結構等因素對其性能的影響,為數值模擬研究和實際的低功率電弧加熱發動機優化設計及研製提供了實驗基礎。
  8. From the aspect of geometry, structure design, manufacture and examine, this paper generally summarizes the gcm ' s study progress in detail, discusses its kinetic rule and the determination of its primary structure parameter, and educes its surface equation and pressure angle equation based on the homogeneous matrix transformation and the conjugate engagement theory of spatial surface. on the basis of geometry study of gcm, the paper makes a comprehensive analysis to the interference phenomenon that will possible exist in the assemble course of two different structure of gcm with the help of matlab software

    本文從運動幾何學、結構設計、動力學、製造和檢等方面對國內外弧面凸輪機構的研究進展進行了全面綜述,詳細論述了高速凸輪機構的運動規律和弧面凸輪機構基本的確定,基於空間曲面共軛嚙合原理,通過齊次變換導了外弧面凸輪的曲面方程和壓力角方程,並提出了對應的廓面修形演算法;提出了內弧面凸輪機構的構想,導了內弧面凸輪的曲面方程和壓力角方程。
  9. The main function of the oil monitoring system to ship power system & device is : analyzing the change of the parameters of oil quality, monitoring the inferior change of the oil quality. analyzing the debris in the oil sample, search after the affiliation between the character ( component, concentration, size and distribution, shape and distribution, color etc ) and the wear condition and the failure of the part of the device. study the affection of the contamination in the oil to the performance and condition of the device

    船舶動力裝置與設備油液監控系統的主要功能是:通過分析油液的性能指標變化監控其劣化狀況;通過對油樣中的磨粒等污染物進行檢和分析,根據磨粒特徵(成分、濃度、分佈、形狀及形狀分佈、顏色等) ,斷設備磨損狀態、磨損部位和嚴重程度,以及污染物對設備性能、技術狀態的影響;為油液的管理和使用,以及船舶動力裝置與設備的修造、檢驗等提供科學的建議。
  10. Body measurements of boys and girls from birth up to 16. 9 years - recommendations of body dimensions for children

    從出生至16 . 9歲以下男孩和女孩的身體量.第2部分:兒童身體薦標準
  11. Discussion is made on photocurrent output, injection current output and zero current output for photoreceiving pn junction by means of i - v equation of photoreceiving pn junction. further survey is carried out on physical elements of the injection photodetector followed by description of some experiment subjects

    本文導金屬球的雷達散射截面,同時討論金屬球散射的三個區域,金屬球本身是一個良好的雷達目標,同時又是量目標雷達截面的參考標準,因此還研究了金屬球的、導電性能和球殼的厚度,給出了量結果
  12. The result shows this measure system is very simple, performance reliable, operating convenience, and its precision approaches to 1 %. it takes an important role in large - scale measurement and in practice the new method shows stronger practicality and popularly application prospect

    實驗結果表明:該量系統非常容易獲得大視場的正弦光場,且系統裝置簡單、不需要相移器、操作方便、穩定和重復性好,其量精度達約為1 ,在大物體的三維輪廓量中具有實用性和廣應用前景。
  13. For lack of anthropometric datum about the elderly and the disabled, in chapter 2, according to a conclusion that senility of the elderly could result in some changes on body dimensions, the thesis amends " the human dimensions of chinese adults ", and approximately arrives at part human body dimensions of the elderly ; on the other hand, in view of some lower - limb disabled have strong dependence on wheelchair, the thesis gets to part approximate dimensions of lower - limb disabled in wheelchair by assuming that normal person sitting in wheelchair

    由於缺乏老年人和殘疾人人體量方面的權威性統計數據,在第二章中本論文根據老年醫學資料中關于老年人的身體衰老而引起的人體變化的結論,對中國成年人人體進行修正,從而近似出老年人的部分人體;由於乘坐輪椅的殘疾人對輪椅的依賴性很強,論文假設健全人坐在輪椅中,近似得到坐在輪椅中的下肢殘疾人的部分人體
  14. The project is completed in the collaboration of the transportation college of jilin university and transportation science institute in jilin province. the paper mainly studies the characteristics and mechanical performance of small size member of bridge, the problems of concrete dense degree and shear lag effect of wide flange. the static load test and supersonic nondestructive test of four pieces of prestressed i - girder with varying section are carried out in bridge structure laboratory of jilin university

    本文針對橋梁構件局部較小部位的混凝土密實度問題,進行了2片腹板寬度為14cm , 2片腹板寬度為16cm的變截面預應力工字梁的靜載試驗和超聲無損檢試驗,提出密實度系數的概念,對試驗梁的密實度進行定量評定,導了工字梁的塑性系數公式,基於塑性理論給出了試驗梁的開裂荷載和極限承載能力計算公式,分析了試驗梁的密實度對其開裂荷載和極限承載能力的影響。
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