physical length 中文意思是什麼

physical length 解釋
實際長度
  • physical : adj 1 物質的,有形的,形而下的 (opp psychical spiritual mental moral); 確鑿的;外界的。2 身體的...
  • length : n. 1. 長,長度,長短。2. (時間的)長短,期間。3. (賽艇的)一艇的長度;一馬的長度。4. 程度,范圍。5. 【板球】球程;投至適當距離的球。6. 【語言學】音長。7. 一段,一節。
  1. Two concepts of critical length of slope and maximum buckling place is defined here to evaluate its stability. applications of two practical projects demonstrate this method ' s accuracy and feasibility. at the same time, all the factors which maybe infect the slope ' s stability, such as the mechanical performance of joint and rock, physical and geometrical character of slope, are considered

    並以兩個實際工程實例驗證了本文方法的精確性及可行性;與此同時,本文對各影響因素如結構面的力學特性、巖體的力學特性及坡體的一些物理幾何特徵對該類邊坡穩定性的影響作了分析。
  2. Field germination, nodulation status and physical growth parameters of seedlings ( shoot and root length, vigor index, collar diameter, leaf number, fresh and dry weight of shoot and root and total dry biomass increment ) were recorded after three and six months of seed sowing

    播種的3和6月後,記錄幼苗大田發芽、分枝狀況和其他物理生長參數(枝條或根長、活力指數、莖直徑、葉片數、分枝或根鮮重和干重、總的生物量干重增長)等。
  3. Test of filters physical characteristics - part 1 : length - photoelectricity method

    濾棒物理性能的測定第1部分:長度光電法
  4. Test of cigarette physical characteristics - part 2 : length - photoelectricity method

    卷煙物理性能的測定第2部分:長度光電法
  5. Abstract : the deposited film with magnesium / polytetrafluoroethylene ( mg / ptfe ) material is produced by physical vapor deposition. the infrared radiation property of mg / ptfe material is tested by using the infrared radiation meter. the results demonstrated that this material has stronger infrared radiation in 1 3 m wave length. it shows that produced infrared radiation pyrotechnic material by physical vapor deposition is feasible

    文摘:採用物理汽相沉積法設計製作了鎂/聚四氟乙烯沉積膜材料,並用紅外輻射計對其紅外輻射性能進行了測試,測得該材料在1 3 m波段有較強的紅外輻射,說明這種方法製作紅外輻射煙火材料是可行的。
  6. First of all, it introduces and analyses the principium and process of the centralizer. whereafter, it builds the physical model and mathematic model for the centraliser. finally, it programs in matlab optimization toolbox to optimize the length of arms and the parameters of springs, gets the results and even analyses the capability of the centralizer before and after the optimization

    對扶正器進行機械優化設計時,本文完成了如下的工作:首先介紹和分析了扶正器的工作原理和工作過程,然後建立了扶正器的物理模型和數學模型,最後用matlab優化工具箱編程對扶正器支撐臂長度和彈簧參數進行了優化,得出了優化結果,並分析了優化前後的扶正器的性能。
  7. Conveyor and elevator belting - testing for physical properties - method for determination of length of an endless belt

    輸送機與提升機傳動帶.第10部分:物理性能試驗.第7節:環狀帶長度測定方法
  8. Cosmic ray test was carried out to choose and optimize working parameters of full - length prototype and its data acquisition system, verify the electronics system about dynamic range, drift time measurement search window, charge measurement integral width, work stability and electronics grounding and noise. in experiment, acquired abundant experience with the solution of actual problem and verified their reliability of physical design. this lays the foundations for the successful construction of the besiii drift chamber and electrical system

    測試過程中我們調整了電子學的動態范圍、漂移時間和電荷測量參數驗證了電子學系統工作的穩定性、抗干擾能力及噪聲水平等並成功解決了實驗過程中遇到了問題。通過長時間的取數進一步檢驗了全長模型和電子學系統工作穩定性,驗證了全長模型及其數據獲取系統物理設計的可靠性,為漂移室和電子學系統的成功研製奠定了基礎。
  9. The high stability : the special structure of this three - ply wood is interveined in length and breadth which makes its anisotropic physical performance, so the stability is over than others

    三層實木地板縱橫交錯的獨特結構,改變了木材各向的物理性能,穩定性遠遠高於其它木地板。
  10. This paper deals with the static and dynamic output kinematic accuracy of a group of elastic slider - crank mechanisms with the same design parameters by taking the bar length, joint - gaps, mass density, interception and physical parameters as random variables

    摘要將彈性曲柄滑塊機構的桿長、截面尺寸、鉸鏈間隙、質量密度、彈性模量等幾何、物理參數均視為隨機變量,對機構輸出運動進行了靜態和動態誤差分析。
  11. At present greco is regarded as one of the most valuable methods of radar cross section ( rcs ) computation in the high - frequency region. depending on these conditions, several researches have been completed in this paper : firstly, calculating rcs of complex conducting targets has been accomplished by greco method. the high - frequency rcs of targets are obtained through physical optics ( po ) and incremental length diffraction coefficients ( ildc ) respectively

    本論文做了以下研究工作:首先,實現了運用greco方法計算了高頻區理想導體復雜目標的雷達散射截面( rcs ) ,分別應用了物理光學法( po )和增量長度繞射系數法( ildc )計算了目標的面元和棱邊的電磁散射,最後綜合面元與棱邊的散射效應得到目標的總rcs 。
  12. This paper deals with seismic analysis of an immersed tunnel using the travelling wave method the objective of the analysis is to obtain the maximum stresses in the tunnel body and the relative displacements at the joints for design purpose in analysis , the axial and transverse input waves are treated as two independent waves with different amplitudes and periods the method has been found to have the advantages of simplicity and clearness in physical concepts however , reasonableness of the prediction by the method depends largely on the input data , such as the wave amplitude , the wave length , the propergation speed of the travelling wave as well as the reaction coefficient of the ground thus , determination of the input data is discussed in detail finally , the method is applied to analysis of huangsha - fangcun immersed tunnel across the pearl river in guangzhou

    將行波法應用到剛度較大、分段較多的水下沉管隧道的地震分析中,提出把軸向、橫向兩個輸入波處理為兩個獨立的行波的方法行波法是否符合實際,與輸入地震波的有關參數及地基系數選取有很大關系,作者對此進行了比較深入的討論,使輸入參數的選取簡單、明確,便於對計算結果進行分析與判斷最後應用此法對珠江水下隧道的工程實例進行了計算
  13. Based on physical simulation and numerical simulation, the conversion of hot water slug flooding with nitrogen foam is presented and some injection indices are optimized, including foam concentration, gas - liquid ratio, injection rate, temperature of water, slug length. from reservoir research and oilfield development, studying disadvantageous factors, the paper will have guilding value for heavy oil reservoir development of leng 43 block

    對熱水+氮氣泡沫段塞驅的關鍵技術指標,包括泡沫劑濃度、氣液比、注入速度、注水溫度和段塞長度等重要參數進行了優選,提出了注水速度80 100t d 、氣液比1 : 1 、注水溫度95 100 、溶劑濃度0 . 5的推薦方案。
  14. The plate - tube evaporator, the single back - fin evaporator and the box condenser. after analyzing the physical model and setting up the mathematical model according to the two - phase flow of adiabatic capillary tubes, it also numerically simulates and analyzes the different effects of main parameters on the capillary tube length. based on the heat transfer analysis and counting of thermal insulation layer, the cad system accomplishes the parametric design and drawings of the refrigerator body

    該系統完成了對典型製冷裝置的換熱器部件,如板管式蒸發器、單脊翅片管式蒸發器、箱壁式冷凝器的參數化設計和繪圖;分析了絕熱型毛細管兩相流的物理模型,並建立數學模型,對絕熱型毛細管各主要參數對其長度的影響進行了數值模擬和計算分析;基於對電冰箱箱體絕熱層厚度的傳熱分析和計算,完成了整個箱體的參數化設計和繪圖工作。
  15. In this paper the development and status in quo about temperature measuring technologies and instruments for temperature measurement are fist summarized, and the characteristics and localizations of the current hardware - based instrument for temperature measurement are also pointed out ; and then we take the thermocouple and thermo - resistance instrument for temperature measurement as the example to analyze the most representative temperature measurement and the principle of instrument, including the temperature measuring mechanism, physical structure and notices ; an advanced manufacture technology of instrument - - - virtual instrument technology and the virtual instrument based on which are introduced in succession. this paper also narrates at length the origin, characteristics and system structure. the virtual instrument and hardware - based instrument are contrasted, which stands out the superiority of virtual instrument ; finally we combine virtual instrument and the technology of temperature measurement, which comes into being the virtual multi - channel instrument for temperature measurement debated in detail in this paper

    本文首先概述了常用的溫度測試技術和溫度測試儀器的發展與現狀,指出了當前硬體化溫度測試儀器的特點和局限性;然後以熱電阻測溫儀和熱電偶測溫儀為代表分析了最具代表性的溫度測試與儀器的原理,其中包括它們的測溫機理、物理結構和注意事項;接著介紹了一種先進的儀器製造技術? ?虛擬儀器技術以及在此基礎上形成的虛擬儀器,對虛擬儀器的產生、特點、系統結構做了較詳細的介紹並和傳統硬體化儀器做了對比,突出了虛擬儀器的優越性;最後把虛擬儀器和溫度測試技術相結合,形成了本文著重介紹的虛擬式多通道溫度測試儀。
  16. The b b sounds ? digital baby scale monitors the progress of your baby ' s physical development. it enables you to track your baby ' s growth by accurately measuring her weight and length

    它其實是一組嬰兒生長曲線管理計,除了秤重的功能,它內建有美國嬰兒標準生長曲線,只要輸入身高,秤重后可顯示嬰兒的生長曲線百分比(請注意這是美國國家標準,亞洲人口數據不一樣喔
  17. " such a relationship between leukocyte telomere length and physical activity remained significant after adjustment for body - mass index, smoking, socioeconomic status and physical activity at work, " the authors wrote

    「在對身體質量指數、吸煙、社會經濟狀況以及工作時的身體活動等因素進行調整后,白血球端粒和身體活動之間的這種關系依然明顯, 」這位作者寫道。
  18. The next this text is based on the appearance theories, according to the characteristics that the temperature dispersion of super thick mass concrete planceer of high - rise building primarily is an even difference in temperature and an even constringency, suppose the level shears are line with the displacement, adopting a big physical volume concrete of planceer in flexibility foundation for plank computing model, from theoretically deducing the difference in temperature of mass concrete contracting should basic formula of dint, and analysis the crack rule and the influence factor of mass concrete temperature contract, and bringing up the theory calculation method about temperature stress of mass concrete and the biggest whole method that sprinkle the length, at the same time according to basic formula of the temperature stress of mass concrete and the concrete construction experience, bringing five technique measures to prevent the temperature crack of mass concrete

    其次本文以唯象理論為基礎,根據高層建築超厚底板大體積混凝土承受的溫差主要是均勻溫差和均勻收縮的特點,闡述了大體積混凝土溫度應力理論計算的簡化方法和最大整澆長度的計算方法,同時根據大體積混凝土溫度收縮應力基本公式和大體積混凝土結構施工經驗,提出了防止大體積混凝土溫度裂縫的五項技術措施。最後本文以廈門郵電大廈3 . 5m超厚底板施工為實例,從大體積混凝土溫度應力計算、混凝土保溫材料厚度計算、混凝土配合比的確定,鋼筋工程、模板工程、混凝土的泵送和澆築以及大體積混凝土內部溫度的監測和後期養護等方面進行了理論應用。
  19. Secondly, the new physical intuition into reduced manipulability is given by means of decomposing reduced manipulability into arm length index and rotation angle index. the center index that expresses the positional relation between fault tolerant workspace and end - effector ' s motion is proposed

    其次,通過將退化可操作度分解為臂長和轉角兩種指標,賦予退化可操作度新的物理解釋,進而提出反映容錯空間和末端軌跡相對位置的中心度指標。
  20. Through the experimentation for the physical performance of cfpb masonry under local compression, the author has observed the deformation and failure of cfpbm. based on the mathematical statistics and regression analysis of the experimental data, the author derived a feasible and common formula for counting the cfpbm ' s local compression strength regarding the different local compression locations, analyzed stress distribution of local bearing masonry under beams end, and provided the calculating formula on effective supporting length of beam end in brick masonry. as the results of experiments demonstrate, owing to the cfpb ' s own holes " system, the beneficial effects, the bounding effect of surrounding masonry and the spread effect of force, have not developed completely

    試驗結果分析表明:由於多孔磚自身的孔洞結構,砌體內部的圍箍作用和力的擴散作用未得到充分發揮,局壓強度雖較軸心受壓強度有所提高,但仍低於同情況下實心磚的局壓強度;當有上部荷載作用時,對砌體局壓有利的懸臂卸荷作用和內拱卸荷作用均不明顯,因此在推導梁端局壓強度計算公式時,未考慮此可能存在的有利影響,計算偏安全;局壓強度提高系數公式除採用規范公式(二項式)的表達式,還用對數式進行了回歸推導,得到了一個較為普遍的公式;論文還對梁端局壓的梁端有效支承長度計算公式進行了回歸推導。
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