輻射比強度 的英文怎麼說

中文拼音 [shèqiáng]
輻射比強度 英文
specific intensity of radiation
  • : 名詞(車輪中車轂和輪圈的連接物) spoke
  • : 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) ...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 強形容詞(強硬不屈;固執) stubborn; unyielding
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 輻射 : radiation; exposure; radio; beaming
  1. Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently

    與現有的同類型儀器相,該儀器採用雙層折率樣品匹配池減少了雜散光的干擾;採用帶梯率透鏡的單模光纖接收、傳輸散光信號提高了散光的收集傳輸效率;用低的激光避免了對樣品的損傷,同時可以使激光器和系統集成在一起,整個系統小型實用。
  2. Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density. several novel phenomena can be obtained. the spontaneous emission displays an oscillatory behavior, classical light localization, photon - atom bound state, nonzero steady - state population and anomalously large vacuum rabi splitting. and localized mode associated with a defect site in an otherwise perfect photonic crystals, acts as a high - q micro - cavity

    通過原子上能級與光子頻率帶隙邊緣的相對位置或者光子態密,可以抑制或增原子的自發。分析並得到了一些奇異的現象,如自發的諧振子行為、光的局域、單光子?原子局域態、上能級中存在非零穩態原子布居數、類似於真空中的拉頻率分裂等。
  3. 3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant

    對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件校核等;改進了水冷壁布置使換熱效果更好,減少換熱損失;改進對流段結構,更充分的利用爐膛出口煙氣余熱,提高熱效率;並且進行了煙氣阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對,燃燒狀況和熱效率有明顯改善。
  4. Kapton is used extensively on spacecraft primarily as flexible substrates for lightweight, high - power solar arrays because of its inherent strength, temperature stability, excellent insulation properties, ultraviolet ( uv ) stability and infrared ( ir ) transparency. however, polymeric material undergoes severe degration after being exposured on atomic oxygen ( ao ) in low earth oribit ( leo )

    聚合物kapton由於具有較高的,優越的熱穩定性、絕緣性、紫外線穩定性及紅外線穿透功能,是航天飛行器常用的材料,但由於空間環境中的原子氧對這種材料造成極大的損害,大大限制了這種材料在空間環境下服役時間。
  5. Compared with cotton, vinylon has stronger tenacity and elongation, better abrasive resistance, stronger hygroscopicity, and better heat preservation, and it has better resistance to chemical corrosion, sunlight, moth, mold, and radiation as well. vinylon can be spun with cotton or other fibers into knitting goods and other cloth. it is also used as industrial fiber for the manufacture of tire cord, conveyer, fire hose, fish net, ropes, canvas, filter cloth, and rubber items etc

    維尼綸是以聚乙烯醇為原料紡成的合成纖維,其性能與棉花相似,與棉花相又有大耐磨性好吸濕性的優點和更好的耐化學腐蝕性耐曬性耐蛀霉性保暖性及耐性等,可與棉花及其它纖維混紡以織造針織物及其它用布,同時作為工業用纖維,廣泛用於製造輪胎簾子線運輸帶水帶魚網繩索帆布過濾布及橡膠製品等。
  6. Analyzed the relationship between the cloud shortwave radiative forcing and the surface net radiative flux, the results were show by means of chart. the satellite grey values were get form the gms satellite data. analyzing the relationship between the cloud shortwave radiative forcing and the satellite grey values, established five regression equations and discussed them, select the best pattern, by which we can estimate the cloud shortwave radiative forcing

    同時利用gms衛星紅外和可見光兩個通道的數字雲圖資料,經過處理,分別得出雲圖的灰計數值,分析了短波雲迫和衛星計數值的關系,並運用回歸方法建立了估算短波雲迫的五種模式,對五種模式進一步討論較,得到估算短波雲迫的可用模式,用於短波雲迫的估算。
  7. Radio induction is mainly studied in this paper, the traditional radio induction technology has simple structure, lower cost, convenient maintenance and higher location resolution and measuring velocity, but its anti - interference is lower. new radio induction system is proposed in this paper, it has excellent anti - radiated interference of any frequency ( it should be declared specially that it includes the anti - interference of the same frequency ) ; because of its hi gh frequency - pass function, the new radio induction system has less affection excited by the conductive interference

    本論文提出的新型無線感應系統對外界所有頻段上干擾(特別調的是包括同頻干擾)具有較理想的抗干擾能力;由於新型無線感應系統起高通濾波作用,傳導干擾對它的影響可以忽略,因此新型無線感應系統具有較理想的抗干擾能力,用在定位測速中具有傳統無線感應技術高2個數量級的精
  8. 5. the luminescence enhancement of eu3 + was also observed after ultraviolet irradiation but was weaker than the zns : mn2 + and the branch ratio of 5d0 - 7f0 increased after irradiation. it indicates probably the contribution from the centers in the surface of nanoparticles increased

    在紫外光的照下首次觀察到eu3 +離子發光的熒光增現象,照后5d0 < wp = 5 > 7f0發分支增加,表明對稱性較低的發光中心對發光的貢獻增加,可能是處于顆粒表面的eu3 +離子對發光的貢獻增加。
  9. However, the uv - b / par was lower because of high flux of light in summer when the grown - up plant lived, this we akened the effect of uv - b radiation on maize, and the structures and functions of mature leaves were completely developed, consequently, the effect of uv - b radiation on photosynthesis of grown - up plant was not distinct

    當其為成株時已進入夏季,此時自然光照較, uv - b par的值較低,在一定程上削弱了uv - b對玉米的影響,且玉米葉片已發育完全,各種防禦結構和物質也已在發揮作用,因而uv - b對玉米成株無明顯影響。
  10. Rainfall and vertical profile of hydrometers are retrieved for land and ocean using tmi 1b11 data. the comparison of retrievals of gprof v6. 1 and v6. 2 with ground - based radar and gauge data on land and pr data on ocean show that the gprof - v6 algorithm can retrieve rain intensity much well and indicate vertical distribution of hydrometers mainly. as far as retrieved precipitation area, it is better for convective precipitation type than stratified precipitation type

    將陸地的反演結果與地基雷達資料和地面雨量計資料進行較,海洋的反演結果結合trmmpr的降水產品進行較,結果表明: gprof - v6演算法反演的降水產品可以較好地反映降水並反映降水的主要垂直結構;在落區方面,對流降水反映較好,層雲降水則較差;雲-數據集的擴充與改進可提高反演精
  11. The contribution from starlight ( measured at 3. 6 microns ) has been subtracted from the 5. 8 and 8 - micron images to enhance the visibility of the dust features

    為增塵埃結構的對,來自星光的( 3 . 6微米波長所表示的)已從5 . 8和8微米的圖象上扣除了。
  12. Comparing of the ratio of 550nm emission intensity to 525nm in samples annealed at different temperature and times, the results obtained from a fit of the integrated intensity for these two emission indicated the change of radiative transition probability at different energy level are different

    通過較不同退火溫和時間樣品的兩者發光變化的不同,發現兩者的激發機理不同。通過較不同樣品的525nm和550nm發值隨退火條件的變化以及這兩個發光的積分的變溫擬合結果說明退火對不同能級的躍遷幾率的影響不同。
  13. The optimized experimental conditions are determined and the densities of some elements in the mental alloy standard samples are measured. the experimental results shows that the spectral intensity of the plasma enhances significantly with the increase of the operating voltage and the power density. ( 1 ) to the steel ally sample, the emission intensities of the spectra reach to the maximum values when the laser operating voltage is 1600v and the argon pressure is 600 torr. under the same pressure, the spectral intensity of the plasma in the argon atmosphere is stronger than that in the air. when the argon pressure is 320 to rr, the signal - noise ration is about 5 times than that which the argon pressure is 700 torr, but the temperature of plasma is less about 1000k

    ( 1 )對于光譜標鋼準樣品,當激光器工作電壓為1600v 、氬氣壓力為600乇時,譜線達到最大,並且在相同壓下,氬氣中的等離子體與空氣中的等離子體相,其明顯增;氬氣壓力為320乇時的譜線信背約為600乇條件下的5倍,而等離子體溫卻下降了近1000k ,即等離子體溫隨環境氣壓的增大而增大;當激光束的焦斑在樣品表面上下移動時,激光誘導量、等離子體的激發溫、譜線都呈不對稱性分佈,其最大值對應的焦斑位置都位於樣品表面之下0 . 4mm左右。
  14. Applying dh can enhance the injection ratio, strengthen the confinement to the carrier and enhanced the efficiency of the recombination. this make the brightness greatly enhance

    Dh結構不僅提高了載流子注入並且加了載流子限製作用,提高了復合的效率,使得hb - led的亮大幅提高。
  15. Specific intensity of radiation

    輻射比強度
  16. Compared to gan, which is one of the most successful wide - band semiconductor materials at present, zno is promising : high - quality zno with very low defect densities can be synthesized at much lower temperature than gan ; zno can emits light with shorter wavelength than blue light emission from gan ; zno has higher excitonic binding energy ( ~ 60mev for zno, 25mev for gan ), which promises strong photoluminescence from bound excitonic emissions at room temperature ; meanwhile, homogeneous bulk zno is available

    和gan相, zno薄膜具有生長溫低,激子復合能高( zno : 60mev , gan : 21 25mev ) ,受激閾值較低,能量轉換效率很高等優點。有可能實現室溫下較的紫外受激發,制備出性能較好的探測器、發光二極體和激光二極體等光電子器件。
  17. Experimental results on butane and butane - plant oil flames indicated that, measurement precision by the multi - wavelength method is strengthened by taking radiation information on multiple wavelength units into consideration, and moreover, the radiation calibration procedure is simplified, in that a halogen light source is used instead of in situ flame radiation. in section 2, fluctuation and averaging analyses are carried out on optical transmission signals by particles passed through laser beams to derive particle size and concentration in measuring area, furthermore, correlation calculations are conducted on two adjacent laser beam signals to obtain flowing velocity of particle

    對丁烷氣體火焰及丁烷-植物油混合燃料火焰的測量結果表明,多波長分析方法優于傳統的雙色法,表現在兩個方面:一、由於綜合考慮多個波長單元上的火焰信息,多波長方法的測量精雙色法有較大的提高;二、在多波長分析方法中,採用標準鹵素燈進行相對標定,簡化了雙色法中的火焰絕對的標定。
  18. The bigger the diameter, the high the heat efficiency, but the weak the temperature increasing ability, length has less effect on the heat efficiency, tilt angle has less effect on the flow field and temperature field while it is larger than 30 degree, vacuum degree and emissivity have great effect on the flow field and temperature field while there is a great temperature difference between the liquid in the tube and the surroundings, the furring has less effect on the heat transfer but should be cleaned up in 3 - 5 years because of poor water quality, the higher the solar flux or the more the temperature difference between the liquid and the surrounding, the more the heat loss and the lower the heat efficiency

    分析了各種因素對太陽能真空集熱管流場和溫場的影響。直徑越大,熱效率越高,但升溫能力弱;長對熱效率影響不大;傾斜角大於30后,自然對流已經能夠充分進行,考慮以能夠吸收到最大太陽為主;真空和發率對熱效率和溫場影響很大,尤其是在介質溫與環境溫差異較大時;水垢對傳熱影響較小但由於水質的問題應該被3 5年清洗一次;太陽越大,介質溫與環境溫差異越大,熱損失越大,效率越低; 4
  19. Results showed that, for trombe wall solar chimney, there is an optimum ratio of chimney gap - to height to achieve a maximum airflow rate, which is dependent on the inlet design and independent of solar radiation

    結果表明,對于trombe墻體式太陽能煙囪,存在可以獲得最大通風量的最佳空氣通道寬與高值,這個最佳值是依賴于太陽能煙囪進口的設計,而與太陽無關。
  20. The spatial distributions of the infrared radiation intensity of 2 - d nozzles have been obtained, and compared with that of the axially symmetric nozzles

    得出了二元噴管的紅外的空間分佈,並且將二元噴管和軸對稱噴管的紅外進行了較。
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