輻射系數 的英文怎麼說

中文拼音 [fúshèxìshǔ]
輻射系數 英文
coefficient of radiation
  • 輻 : 名詞（車輪中車轂和輪圈的連接物） spoke
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 輻射 : radiation; exposure; radio; beaming
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Based on the results of radiation monitoring and acas simulation, the hko will, in consultation with department of health and electrical and mechanical services department, advise the

    經過詳細分析輻射監測數據及事故後果評價系統的結果，再與生署及機電工程署磋商后，香港天文臺會向
  2. Using information of the source term ( information on the magnitude of the radiological release, including the amounts, types and ratios of the released radioactive materials ) and meteorological conditions, the acas models the transport and dispersion of the released radioactive materials and predicts the radiation dose to the public

    根據輻射源項的資料（即事故釋放源的資料，包括放射性物質的釋放總量和各種放射性物質的相對比例等數據）及氣象數據，這套系統模擬是次核事故所泄漏的放射性物質在空氣中的擴散情況，及預測市民可能受到的輻射劑量。
  3. Methods. apparent glucose diffusivity measurements were performed on 10 axial and 10 radial af specimens from bovine coccygeal discs. the dependence of diffusivity on compression was determined using 3 levels of strain ( 0 %, 10 %, and 20 % )

    方法：測量來自牛尾骨椎間盤纖維環10個軸的和10個輻射的樣品來獲得葡萄糖近似擴散系數。壓縮狀態下的擴散系數決定於3個等級的拉伸（ 0 % ， 10 % ，和20 % ） 。
  4. Heat transfer coefficient，comprising convective and radioactive components may strongly depend on the actual flow enthalpy and density.

    由對流和輻射兩部分組成的熱交換系數極大地依賴于實際活動的焓和密度。
  5. It does not need much area, not any pollution, not consuming much electricity power, not need much cost. gshp combined floor radiation air - conditioning system possess high seasonal average cop value and great capacity of edaphic depositing heat energy, can ease up supplied water temperature fluctuating with the change of the outdoor air temperature

    地源熱泵技術聯合地板輻射對房間進行冷暖聯供的形式，具有地源熱泵季節性平均性能系數高、土壤蓄熱能力強、能緩解空氣源熱泵存在的供冷供熱能力隨環境溫度波動大的矛盾等優點。
  6. Electric cables - calculation of the current rating - thermal resistance - a method for calculating reduction factors for groups of cables in free air, protected from solar radiation

    電纜.額定電流的計算.熱變電阻.室外避免太陽輻射的電纜組減縮系數的計算方法
  7. This method of determining emissivities is a tedious process, particularly for pressures other than atmospheric.

    確定輻射系數的這種方法是一個繁雜的過程，特別是壓力不同於大氣壓時。
  8. Theoretical calculations of einstein spontaneous emission coefficients for hbr molecule

    分子愛因斯坦自發輻射系數的一種理論計算方法
  9. As a result, these three methods evidently improve radiation exitance and thermal image of devices and improve the troubleshooting ratio

    這三種方法有效地提高了元器件的溫度和發射系數，從而增強了元器件的輻射度或明顯改善了它們的熱圖像。
  10. In short, through retrieving the parameter such as surface albedo, surface temperature and surface emissivity, all the energy flux such as net radiance flux, soil heat flux and latent heat flux can be computed in sequence further, then latent heat flux which provide energy for et can be computed based on energy balance equation, finally instantaneous et and daily et can be obtained

    總之，根據地表能量平衡方程，通過計算對地表反照率、地表溫度、地表比輻射系數、歸一化植被指數等參數進行反演，進一步計算出了地表凈輻射通量，土壤熱通量和潛熱通量，最後獲得了遙感影像成像時的瞬時蒸散及當天的總蒸散量。
  11. Based on the vector radiative transfer theory and the characteristics of the sar technology, several sub - models for rice backscattering are constructed, including the leaf scattering model, the leaf extinction model, the trunk scattering model, the trunk extinction model and the water reflection model. then an integrated model for the first - order scattering mechanisms of rice, including all the main physical processes, is achieved

    針對合成孔徑雷達sar的技術特點，以水稻為研究對象，從矢量輻射傳輸理論vrt出發，通過模擬水稻主要器官稻葉和稻桿對電磁波的散射衰減作用等物理過程，建立了一套完整的水稻一次後向散射作用的物理模型，用以模擬水稻層的後向散射系數
  12. 2 ) radar incidence angle and surface roughness correction : to make radar incidence correction and eliminate the surface roughness effects, a wide range of surface parameters ( soil moisture, surface rms height, correlation length, incidence angle ) was input to the ibm model to simulate the effect of surface roughness and radar incidence angle on the sensitivity of soil moisture to the radar backscattering coefficient. a simple model was established to simulate the effects of incidence angle and surface roughness. 3 ) establishment of soil moisture change inversion model : according to a modified ibm model simulation results, the bare surface backscattering coefficients can be expressed as a funtion of the dielectric component for a given surface roughness when the surface slope greater than 2. 0, which is valid for most nature surface : in above equation, r0 is the surface reflectivity at normal incidence

    本研究中，首先利用基於微波輻射傳輸方程的微波植被模型和積分方程（ iem ）模型模擬了各種地表土壤水分含量情況下，植被覆蓋、地表粗糙度（包括地表均方根高度和相關長度） 、雷達入射角對c波段（頻率4 . 7ghz ）水平極化（ hh ）雷達後向散射系數的影響，在此基礎上，建立模型消除了植被覆蓋、地表粗糙度、及雷達入射角對雷達後向散射的影響，利用多時相50m解析度radarsatscansar雷達後向散射系數圖像反演得到了地表土壤水分變化模式信息。
  13. Theoretical study and experimental analysis of coefficient radiation of fabric

    織物有效輻射系數的理論探討與實驗研究
  14. Inverse problem of reconstructing the heat - conduction equation ' s initial value and the radiative coefficient

    熱傳導方程輻射系數及初始條件反問題的數值求解
  15. We first expand the nonlinear temperature - dependent convective and radiative heat transfer coefficient about the ambient temperature by taylor - series method, and then the crystal temperature and the pull rate as well as the bulk melt temperature are determined by the perturbation techniques in a simply analytical manner

    分析之過程為首先將隨溫度變化之對流系數及輻射系數做泰勒級數展閉，再以攝動理論之技巧，同時求解晶圓棒之溫度、拉伸速度及溶解液之溫度。
  16. One avhrr image of the yangtze delta at 13 : 00 on 15th apr., 2003 is used to retrieve the regional parameter such as surface albedo, ndv1, surface emissivity and surface temperature, which is based on regional trait of the yangtze delta to choose different model. all above will give a methodological support to gain the regional surface parameters, what ' s more, it will afford the parameter support to calculate the regional et too

    選取了2003年4月15日13時的avhrr影像，根據長江三角洲區域特點，選擇不同的反演模型，分別對長江三角洲區域地表反照率、歸一化植被指數、地表比輻射系數、地表溫度進行了反演，為區域地表參數的獲取提供了方法支持，也為長江三角洲的區域蒸散量求取提供了參數支持。
  17. The new method of design robust h _ asac controller with mixed uncertainty is presented. the main ideal of the new method is as follows : the reduced modals are taken as additional disturbance for system, the original problem is transformed into the problem of robust performance design for the parameter uncertain system. then the parameter uncertain problem is reduced to the standard h _ control problem to solve

    2 .首次基於魯棒h _控制理論，提出了設計具有復合攝動的結構振動聲輻射系統魯棒h _控制器的新方法，即:通過將未建模動態作為系統的附加干擾，把復合攝動問題的魯棒性能設計問題轉化為參數不確定系統的魯棒性能設計問題，然後將參數不確定問題變化為標準h _控制問題求解。
  18. Nuclear medicine instrumentation. routine tests. radiation counting systems

    核醫學儀器裝置.常規試驗.核輻射計數系統
  19. This paper proposed a multizone and multidimensional radiation heat transfer model of g4135 diesel engine, including a combustion chamber space zone - model, a radiate temperature model, a radiate emission coefficient and an absorption coefficient model

    摘要對g4135直噴式柴油機建立了一個輻射多區多維模型，包括缸內工質的幾何空間模型、輻射溫度模型、輻射發射系數、吸收系數以及燃料油滴的散射系數模型。
  20. The heater is cooking heat source in the microwave oven. generally 2 pcs. as one suite in series and the power of single tube is 400w 600w. bigger surface load and higher radiating coefficient make the microwave cooking food more quickly

    本加熱器在微波爐中為燒烤熱源，一般一組為2隻串聯使用，單管功率一般為400w600w ，表示負荷較大，且石英管表示的熱輻射系數高，使微波爐燒烤食物更加快捷。
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