射輻透 的英文怎麼說
中文拼音 [shèfútòu]
射輻透
英文
radphot-
Barium sulfate is a radiopaque substance
鋇硫酸鹽是一種輻射光不能穿透的狀之。Carbon black is an opacifier which prevents radiant energy transmission to the interior of the propellant.
炭黑是不透明的,可以防止輻射熱傳到推進劑內部。Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat radiant, transmitted through omnipresent luminiferous diathermanous ether
自廚房至煙囪的孔道,不斷地向上通風,灼熱的火被它煽得從成束的易燃柴禾延燒到多面體煙煤堆上。這種煤炭含有原始森林的落葉堆積后凝縮而成的礦物狀化石森林之發育生長靠的是熱輻射性源-太陽,而熱又是由那普遍存在傳光並透熱的能媒33傳導的。It showed the effluence of composite film on the permeation rate of o2 is more obvious than that of n2 and co2. but there is no apparent effect on their separation. compare with host film, thermal - infrared radiance of composite film decreased
結果表明fe3o4 / pvdf復合膜對于o2滲透速率的影響較n2 、 co2大,但對於三者分離效果不明顯;納米fe3o4的引入使得復合膜相對于pvdf基膜,熱紅外輻射率有所降低,並具有一定的電磁波吸收能力。The refractive index and the changing behaviour of the a - sic : h films were calculated by using uv - vis - nir spectroscopy interference wave and it was found that the hydrogen content and ir transmittance were decreased with y rays irradiation dose. lt is very interesting that the sp ' c - h bonds were observed by the raman spectra for the first time and expand the application scopes of raman spectroscopy in structure analyse fields
根據uv ? vis ? nir光譜中的干涉條紋,計算出了y射線輻照下a - sic : h薄膜的折射率及其變化趨勢,並由此得出y射線輻照導致其氫含量變小及紅外透過率變小的結論。有趣的是:還首次用raman光譜觀察到了dlc薄膜中sp ~ 3c - h鍵隨輻照劑量改變的變化規律,擴大了其在結構分析領域中的應用。As soon as the contracting cloud becomes opaque to its own infrared radiation, its luminosity will drop abruptly.
一旦收縮雲變得對它的紅外輻射不透明時,它的光度便要急劇地降低。One day rontgen noticed that, even when the tube was covered with black paper, some strange kind of radiation was coming through and making a screen nearby glow
一天倫琴注意到即使試管蓋上了黑紙,還有些不清楚的輻射穿透過去並發光。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比,該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾;採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率;用低強度的激光避免了對樣品的輻射損傷,同時可以使激光器和系統集成在一起,整個系統小型實用。Mapping of spatially explicit distribution of solar radiation. using the digital elevation model ( dem ) data as input, the distribution of extraterrestrial radiation and possible sunshine duration from january to december were mapped both for chongqing ( resolution of 100m x100m ). integrated with kt and kb, the distributions of direct and diffuse radiation were also mapped for long - term mean
太陽輻射空間分佈研究利用dem數據,完成了重慶市100m 100m各月天文輻射和可照時間的空間制圖;結合晴空指數、直接透射率的模擬結果,分別完成了氣候平均狀況下重慶市100m 100m的起伏地形下各月太陽直接輻射、散射輻射空間制圖。The maximum of instantaneous global radiation is beyond 1000w / m2 and the ten - days average intensity is 338. 90w / m2 because of high atmospheric transparency over semi - arid rainfed agriculture region of loess plateau between june and august. global radiation, reflected global radiation and surface long wave radiation emerge the characteristic of daily variations on a typical clear day and cloudy day, whereas atmospheric long wave radiation has not this characteristic. meanwhile, net radiation, latent heat flux sensible heat flux and soil heat flux appear the same characteristic as the mean daily variations above spring wheat field and bare soil on a typical clear day and cloudy day
黃土高原半乾旱雨養農業區夏秋季大氣透明度較高,晴天地面的總輻射值最大瞬時值均超過1000w m ~ 2 , 6 8月總輻射旬平均強度為338 . 90w m ~ 2 ;典型晴天和陰天總輻射、反射輻射、地表長波輻射均表現出明顯的日變化特徵,而雨天沒有明顯的日循環規律;無論是晴天、陰天還是雨天,大氣長波輻射基本沒有明顯的日變化規律。Based on the one - dimensional energy equations of the terrain, the ir field model was improved to be able to take various processes of the heat exchange among different parts of terrain into consideration
摘要改進了以地表一維熱平衡方程為基礎的地表紅外輻射場的理論模型,該模型考慮了具有不同地形的地表微元之間通過反射和透射等多種形式進行能量交換的物理過程。Derived from optical waveguide fundamentals, outstanding advantages of mfld in high s / n ratio and sensitivity were theoretically presented. to resolve inconsistent change tendencies of mode - filtered light obtained in bare core sensing system and in modified sensing system, that is, the mode - filtered light signal declines with the increase in analyte ris in bare core sensing system but increases with the increase in analyte ris in modified sensing system, we started with light energy radiation theory, and obtained the details of mfld mechanism by discussing in detail the radiant energy ' s reflection and refraction at the interface, thus establishing a mathematical model of mfld. we concluded that the inconsistent change tendencies of mode - filtered light were essentially coherent
為了解決實驗中裸光纖體系與修飾光纖體系在獲取模式濾光信號上出現的不一致現象,即裸光纖體系中隨著分析對象的折射率增大,獲取的模式濾光信號呈下降趨勢,而在修飾光纖體系中分析對象的折射率增大,獲取的模式濾光信號卻是增大的,我們從光的能量輻射學入手,詳細地討論了光輻射能在傳輸路徑上的反射與透射,獲得了模式濾光信號產生的細節,以此建立了模式濾光檢測的新模式。This cascade of absorption and scattering stops harmful radiation from penetrating to body tissues
這一連串的吸收與散射,阻止了有害輻射穿透至人體的組織。Maxwell ' s equations ; electromagnetic plane wave ; reflection and refraction ; wave guide ; electromagnetic radiation
電磁學溫習、馬克思威爾方程式、平面電磁波、電磁波的反射與透射、導波、電磁輻射。Direct solar irradiance, spectral transmission and atmospheric up well radiance under certain circumstance of atmosphere and radiation are also computed in virtue of software lowtran7
利用lowtran7計算了給定大氣模式、輻射條件下的太陽直射輻照度、大氣光譜透過率、大氣上行路徑輻亮度。Standard test methods for radiopacity of plastics for medical use
醫用塑料輻射不透明度的試驗方法3 ) the phase matching condition in the < 110 > - oriented zn1 - xcdxte crystal with x = 0 is the best, but the average transmittance of thz wave in the crystal is lower. as a result, its generation efficiency of thz waves is not the best
對于不同組分的zfll人dxte叫單晶,當x二0時,其相位匹配性能最好,但其對thz輻射的透過率較差,使它產生thz輻射的效率不是最好。The area irradiated by the electromagnetic field can give scattering effect and the transmission curve with emit - ting energy of electron shows an abnormal step ; 2
電磁輻照的區域類似於一個散射勢,透射率隨電子入射能量的變化曲線產生一個反常的臺階結構; 2How does radiation affect us
輻射會透過甚麼照射途徑影響我們?A new improved monte carlo method is proposed considering reflection and transmission on the surface of coating layers and the effect of random rough surfaces
考慮塗層介質表面的反射和透射,以及隨機粗糙表面的影響,提出了一種改進的蒙特卡羅計算輻射輸運問題的新演算法。分享友人