質光比 的英文怎麼說

中文拼音 [zhíguāng]
質光比 英文
mass-luminosity ratio
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  1. On the whole, the tr and gs of leaf of anthurium andraeanum lind decreased under elevated [ co2 ] and wue increased, these might be beneficial for the increase of pn and chlorophyll as well as accumulation of organic compounds which promoted plant growth and florescence and flower leaf area, furthermore, the improvement of quality

    總之, co :加富條件下紅掌葉片的氣孔導度與蒸騰速率降低,水分利用效率增加,凈合速率提高,有利於碳水化合物的積累,促使紅掌的各項生長指標(株高、葉面積、生物量)提高,開花率提高,佛焰苞面積增大,提前且延長了花期,提高了紅掌的觀賞品
  2. Theoretical study on molecular nonlinear optical properties of barbituric acid derivatives

    妥酸衍生物分子非線性學性的理論研究
  3. Starting from the definition and kinds of financing lease, this thesis demonstrates the unique legal nature and feature of shipping financing lease in comparison with bareboat charter and general financing lease

    本文從融資租賃的定義和種類入手,通過與船租賃、一般融資租賃相較,顯示船舶融資租賃交易獨特的法律性、法律特徵。
  4. Through quantitative comparison of the salinity, temperature, wind, wave, current, tide, biogenesis elements, and rare elements of coral reef in the coral reef zone of the nansha islands in china with these in the open sea, it is found that the nutrients and primary productivity in the coral reef are several dozen or several hundred times higher than those in the open sea. it is indicated that, given sufficient sunlight, the coral reef eco - environment could provide very intense photosynthesis, thus pointing to the important reason why the coral reef zone is highly productive

    根據中國南沙群島珊瑚礁區的溫度、鹽度、風、浪、流、潮、生源要素、稀有元素分析並與礁外海域定量較,得出珊瑚礁區的營養物和初級生產力敞海高出幾十倍到幾百倍,表明只要有充足的陽,珊瑚礁生態環境就可以提供十分強烈的合作用,從而證明了珊瑚礁海區高生產力的重要原因。
  5. It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

    本論文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激粒度分析儀等多種測試手段,探明了以硅灰,超細磨粒化高爐礦渣,優粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、表面積等基本性;從理論上分析了礦物功能材料在混凝土中的4種效應,即火山灰效應、填充密實效應、微集料效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增強及耐久性改善等作用;通過相關理論分析,推導出礦物功能材料的合理粒徑范圍在5 m 15 m ,即勃氏表面積為4500cm ~ 2 g 7500cm ~ 2 g 。
  6. Textiles - tests for colour fastness - part b08 : quality control of blue wool reference materials 1 to 7

    紡織品.色牢度試驗.第b08部分:優澤羊毛參材料1 7的量控制
  7. Although rose quartz is usually too cloudy to be used as a cut gemstone, a few exceptional pieces are found with enough clarity and color to make fine gems. most gemmy rose quartz is used as cabochons where the clarity is not as important as the color. rose quartz is also a very attractive ornamental stone and is carved into popular spheres, pyramids, obelisks, figurines and ornate statues

    粉晶原礦大多為塊狀,產于各地偉晶巖中,生長在上層的較好,粉晶的地易脆,因內含有微量的胎元素而形成粉紅色,如果長時間接受陽爆曬會失去原有的嬌嫩色澤,常見的人工加工方式是染色,透明度由不透到半透至全透明的都有,非常清澈明亮的天然晶體,我們稱之為星粉晶。
  8. In peel of citrus fruit, red cultivar " mantouhong " accumulated mainly p - citraurin component, whereas orange cultivar " owari satsuma mandarin " accumulated mainly p - cryptoxanthin component. 4. effects of shading fruit with opaque paper bag at the late stage of fruit enlargement on change in chlorophyll, carotenoid, sugar content and peel color in " hongshigan " citrus ( c. suavissima hort. ex tanaka x c. sinensis osbeck ) were examined

    照處理相,遮前期果皮糖含量下降不大,而後期下降明顯;若在後期去袋照,果皮糖含量上升,與此相應,類胡蘿卜素,尤其是卜隱黃的積累增加,顏色加深,這一結果表明對果皮類胡蘿卜素合成尤其是卜隱黃的積累有促進作用,其原因可能是以環境信號的方式影響果皮的類胡蘿卜素形成。
  9. This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably

    而攀援植物本身是一類理想的植物行為生態學研究材料:第一,攀緣植物由於受攀緣能力和支柱木資源的限制,在生長過程中通常要遇到強烈變化的環境條件(特別是照) ;第二,攀緣植物中具有較高例的雌雄異株類型,通常佔地區攀緣植物種類的30 40左右,不同性別的植物在形態學及生物學特性、經濟價值等方面存在一定的差距,因此,本文以雌雄異株攀緣植物栝樓( trchosahtheskirilowiimaxim ) (葫蘆科多年生草藤本植物)和山藥( dioscoreaoppositathunb ) (薯蕷科薯蕷屬植物) 、雌雄同株異花攀緣植物絲瓜[ luffacylindrical ( l ) roem ] (葫蘆科一年生攀緣草本植物)為材料,試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生境及其機理。
  10. Comparative analysis of volatile compounds from different host plants of anoplophora glabripennis motsch

    肩星天牛不同寄主樹種揮發性物較分析
  11. Comparison of non - protected fluid room temperature phosphorescence and micellar - stabilized room temperature phosphorescence properties of indole - 3 - butyric acid

    丁酸無保護流體室溫?和膠束增穩室溫?
  12. Ftir, thermal conductivity device and smart digital rounding temperature testing device are used to test the infrared absorption spectrum, thermal conductivity and temperature changes of the title coatings, it is concluded that when hudrotalcite and magnesium sulfate is mixed by 4 to 10, the heat insulation property is the best, and the temperature changes of nizi increased by 5 approximately compared with those without hydrotalcite and magnesium sulfate compound system, but the heat conduction coefficient is hardly increased because of the different mechanism of heat insulation of the fillers, which further prove that heat insulation with fillers is based on infrared barrier

    本文使用傅里葉變換紅外譜儀、導熱系數儀和智能數字式巡迴檢測溫度測試儀分別測試了添加具有紅外阻隔能力填料的內墻塗料的紅外吸收譜、導熱系數和溫度變化情況,通過測試結果得出結論:水滑石和硫酸鎂在為4 : 10的時候,紅外阻隔性能最優,其溫差變化較沒有添加水滑石硫酸鎂復合體系時提高5左右,而對內墻塗料的導熱系數幾乎沒有影響,這是由於填料對塗料的保溫機理不同所致,同時也進一步驗證了填料是通過紅外阻隔來達到保溫效果的。
  13. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電應用試驗表明:用離子交換法製作的電波導,其離子交換濃度、折射率變化符合餘弦誤差函數,學均勻性以及器件的溫度穩定性較好;製作的強度調制電開關,消為150 : 1 ,對1064nm激的插入損耗為2 . 5 ;製作的電調制器用於激脈沖整形試驗,從脈沖寬度50ns的激脈沖削出脈寬1ns的高脈沖,該電開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  14. The experiment results show that there are optimal defocus distance and exposure for the given system and recording material, and to obtain the best snr different reference - to - object beam ratios are also needed for black - white digital images of different space frequencies

    實驗結果表明,對于給定的系統及記錄介存在一定的最佳離焦量和曝量,而對于不同空間頻率的黑白二值條紋圖像還需要採用不同參?物以最終獲得最佳的信噪
  15. White body lubrication glossy nubuck with the translucent water body formed contrast material, tai ping and the handle holes facilitate mobile operators

    純白的機體潤滑亮,磨砂的半透明水箱與機體形成材,大而平的把手洞口便於移動操作。
  16. Their structures and optical properties were compared and analyzed. 2 the silver films were prepared at the room temperature and 77k on glass substrates. the microstructures and optical properties of the ag films were studied with the xrd, sem and ellipsometer, respectively

    常溫和77k溫度玻璃襯底上金屬( ag 、 cu )薄膜的制備,以及常溫和77k玻璃襯底上ag薄膜的表面結構及學性較研究。
  17. Well as you will notice this texture cd also includes a few extras such as shadow maps and dirt masks, so lets try putting these into use

    好吧,你可能會注意到這張材盤中也包括了一些附加的東西,如:陰影貼圖和污垢的遮罩,所以讓我們試著將它們應用進去
  18. The microstructures of the c60 films were studied with scanning electric microscope ( sem ) ; and the optical constants ( including absorption spectrunu refractive index and dielectric function ) of c60 films were measured with the ellipsometer

    常溫和77k溫度8襯底上c60膜的制備,以及這兩種薄膜的表面結構及學性較研究。學參數主要由橢偏儀測量。
  19. The result showed that under low light environment plant height / stem diameter increased, while dry weight, specific leaf weight, leaf number, fruit rate, average fruit weight and average plant yield decreased

    結果表明,弱使植株株高莖粗增加,干量、葉重、葉片數、坐果率、單果量和單株產量降低。
  20. In this dissertation, the boa device with high extinction - ration, low drive - voltage, high - speed switch and insensitive to wide range of light wavelength, has been developed on double - heterostructure gaas / gaaias

    本研究就是在gaas gaalas雙異結材料上設計高消,低驅動電壓,高速度,較寬范圍工作波長不敏感的高性能boa開關。
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