被覆層 的英文怎麼說
中文拼音 [bèifùcéng]
被覆層
英文
coating-
Many hydrophilic minerals in equilibrium with atmosphere moisture are covered with a layer of water.
很多親水無機物在與大氣中的濕氣平衡時,即被一層水所覆蓋。Testa the hard dry protective covering of a seed, formed from the integuments of the ovule. after fertilization the layers of the integuments fuse and become thickened and pigmented
外種皮:覆蓋在種子外部的堅硬幹燥的保護層,由胚珠的珠被發育形成。受精作用后珠被各層發生融合併加厚著色。Optical fiber coating loose tube, fill in fiber compound, strengthened steel wire in the middle, tube gasket around steel wire as se intertwist, cable fiber fill in cable core, and then coating water blocking tape, double - faced pe outer jacket. best se intertwist protect optical fiber away from drawing and press
光纖被覆松套管,纖膏填充,金屬加強件置於纜芯中心,束管圍繞鋼絲作sz層絞,纜芯內充纜膏,外縱包阻水帶,雙面塗塑鋼帶粘結pe護套。To the influence of the plateau terrain, the impact of the elevation and the roughness of terrain to every energy component out and incoming are study, and basing the soil spectrum model proposed above, a new radiative transfer model of terrain area was put forwarded in which the soil water content, lai, terrain roughness and elevation were considered synchronously, and incoming scatter light was integral with the solid angle of semi - globe space defined by the slope of the pixel, so scattering lights of terrain and the sky are properly considered, but the operation is still within the acceptable range
地形與反射率的關系是本文研究的一個重點。本文對崎嶇山地象元的各入射光和反(散)射光分量進行了深入分析,在所提出的濕潤土壤光譜模型和植被冠層模型的基礎之上進一步提出了新的適合青藏高原的山地輻射傳輸模型。該模型同時考慮了土壤含水量、植被覆蓋( lai ) 、地形起伏和海拔高度的影響,並以象元坡面定義的半球空間立體角對環境入射光進行積分,使周圍地形和天空散射光均得到適當考慮,計算量又在可接受范圍內。4 ) soil nutrient of leguminosae also higher than non - vegetation soil ; while organic matter and available k increased, there was no significant change in total n ( it increased slightly ) ; available p and soil ph decreased
4 )豆科植物較無植被覆蓋地,土壤養分朝著良性循環轉變。土壤有機質、速效鉀含量提高,全氮含量稍有增加,速效磷含量降低, ph值有所下降;這些變化主要發生在土壤表層。Based on these and other considerations, some scientists have proposed that methanogens living on geologically derived hydrogen might form the base of underground microbial ecosystems on mars and on jupiter ' s ice - covered moon, europa
基於前述及若干理由,有些科學家便提出,在火星以及被冰層覆蓋的木星衛星木衛二上,以地質活動所產生的氫氣為生的產甲烷菌,可能會形成地下細菌生態系的主體。For parameter a, there is a close relationship exist between a ( 9, sr ) in two different radar incident angle that can be expressed as : with considering the effects of soil texture, we get the final expression of the inversion model : where mv ( t1 ), mv ( t2 ) is volumetric soil moisture content in two different temp, c, d is soil type related parameters, and v ( t1 ), s ( t2 ) is coresponding bare soil radar backscattering coefficients. inversion results show that for the c band hh polarized radarsat scansar data with a range of incidence angle from 20 to 40, the soil moisture change value can be derived with an acceptable accuracy using the above model. the temporal and spatial soil moisture change patterns are associated with rainfall and vegetation cover, as well as the soil hydraulic characteristics
利用最新發展的電磁波散射模型研究了不同植被覆蓋地表雷達波對地表土壤水分的敏感性,建立了半經驗植被雷達後向散射模型; 2 ) .研究發現在農作物等矮小植被覆蓋地表,植被層直接後向散射與植被類型相關,且在植被生長期,雷達後向散射系數對植被含水量的敏感性要高於對植被高度變化的敏感性; 3 ) .解決了單參數雷達地表土壤水分反演問題中,雷達入射角和地表粗糙度的影響這一難點問題; 4 ) .利用土壤介電模型校正了不同土壤類型對反演地表土壤體積含水量的影響; 5 ) .在以上成果基礎上,建立了完整的單參數雷達地表土壤水分變化探測反演演算法,經地表驗證,模型反演地表土壤水分變化值的精度為rmse = 0Greenland. located at the arctic circle, greenland is covered by a permanent landscape of ice
格陵蘭島位於北極圈,終年被冰層所覆蓋,是世界上最大的島嶼。2. the range of soil co2 concentration varied with soil temperature is not the same for the soil layer and its characters and different vegetation : the varied range of topsoil is higher than that of deep soil at testing woodland ; the varied range of soil layer ( - 20cm ) is the highest than that of the other soil layers ; the range of co2 concentration varied with air temperature begins to increase in turn from woodslay and shrublay to herbage
由於植被覆蓋類型不一樣和所處的層位以及本身性質,表層帶巖溶生態系統各層的coz濃度隨溫度變化的幅度不一樣,林地表層coz濃度變化的幅度比深部大,裸地土下e0 。 zcoz濃度變化的幅度比表層和底層大,林層、灌層和草層coz濃度變化的幅度依次變小。8 the permit holder shall ensure that all stockpile areas are covered and intercepting drains are provided to prevent stormwater runoff from washing across exposed soil surfaces or stockpiled areas
許可證持有人須確保貯料區用物被覆蓋和設有截流渠,以免雨水徑流沖刷外露泥土面層或貯料區。The equation is y = a ebx, the interrelated coefficients are all larger than 0. 95 ; when the rainfalls are close, the volume of the surface runoff increases with the intensity of rainfall and the volume of the surface runoff is remarkable related with the maximum rain intensities of 30 minutes ; with the effect on rain harvesting acreage, the cover rate of the plants, the gradient, and the average soil thickness, the cover rate of the plants and the average soil thickness are the important factors which can affect the volume of rain harvesting. and the average soil thickness is the dominant factor. in order to get good result, we must choice the slope which the cover rate of the plants is low and the average soil thickness is thin, meanwhile increase the rain - harvesting acreage
太行山片麻巖區坡面集雨規律及集雨技術:集雨量與降雨量呈顯著正相關,並且在降雨量大於17 . 6mm時,集雨量隨降雨量的增加呈指數形式增加,擬合方程為y = ae ~ ( bx ) ,相關系數均大於0 . 95 ;降雨量相近的條件下,徑流量隨降雨強度的增大而增大,且在片麻巖山地, 30min最大雨強是影響產流的關鍵因子;在集雨面積、植被覆蓋度、坡度以及平均土層厚度等因素的共同影響下,植被覆蓋度和平均土層厚度是影響集雨量多少的主要因素,其中平均土層厚度是主導因素;而要想取得良好的集雨效果,必須在選擇植被覆蓋度低、坡面土層厚度薄的坡面的同時,加大集雨面積。But variation of the co ; concentration in the bottom soil show that sink effect of carbonate rock on the soil air co2 ( 2 ) the diurnal observation results of soil co2 dynamics in the different vegetation show that the soil co2 concentration in the bare land is sensitive to environment, but the soil co ; concentration in the other experimental site, which covered with vegetation, restrain the variation
在土壤?大氣界面上,土壤表層可為大氣提供游離co _ 2 ;而土壤深部co _ 2濃度的變化則顯示下覆碳酸鹽巖對co _ 2有吸收作用。 ( 2 )在不同植被系統中,土壤co _ 2晝夜動態變化進程不同。觀測資料表明:裸地對外界環境的變化相當敏感,而有植被覆蓋的竹林和草甸對土壤co _ 2濃度動態變化有平抑作用。The pilots looked outside the cockpit window and saw that the plane was coated by a thin cloud
駕駛員注視座艙窗外,看到飛機被一層薄雲覆蓋。Mica pearlescent pigments comprising mica particles coated with thin transparent film consisting of highly refractive metal oxides, when the light rays incident into pigment particle, a portion of light is reflected from the exterior of the film and interfere with the other portion of light transmitted through the film to the extremely smooth surface of mica plate where it is reflected again. two portion of light suffers a phase change, viewed by reflected light it exhibit pearly or iridescent optical effects, which depending upon the particle size and the thickness of coatings
雲母珠光顏料是通過在雲母粉表而鍍覆一層高折射率的金屬氧化物透明薄膜,如tio _ 2 、 fe _ 2o _ 3等,光線入射后,部分光線被膜層表面反射,其餘光線穿過膜層照到雲母片再被反射,兩組反射光線因光程差發生干涉,形成具有彩虹一樣的珍珠光澤,被廣泛應用於塗料、油墨、塑料、製革、化妝品等行業,能明顯改善產品外觀,提高產品檔次。It is covered by a dirty green varnish that obscures the colour and about three inches ( 7. 5 centimetres ) have been cut off each side
它被一層暗綠色的油漆覆蓋,油漆遮住了原有的色彩並且每邊都被切掉了三英寸(七點五厘米) 。And then it conceived integrated indexes and computed weight of each index with analytic hierarchy process ( ahp ). moreover it carried out sustainable development assessment for the future, the conclusion is that changchun high - tech industry development area will be elementary sustainable development in 2005, and will get to sustainable development from 2010 to 2015. at last it brought forward suggestions and countermeasures such as rational land exploitation, improving investment environment, establishing financing system, consummating innovation system, strengthening environment safeguard and establishing iso environmental management system
論文分析了長春高新區「九五」計劃實施前及現狀的土地利用狀況及變化過程,並分析了由此引發的生態系統的轉變以及對植被覆蓋、土壤環境、水土流失、景觀及人口生態結構的影響;論文還構建了指標體系,應用層次分析法確定指標權重,對長春高新區近期、中期及遠期的發展目標進行了預測性的可持續發展評判,評判結果是: 「十五」計劃末,長春高新區處于基本可持續發展狀態, 2010年至2015年將達到可持續發展狀態;最後,論文為長春高新區實現可持續發展的目標提出了如下對策及建議:合理開發土地;改善投資環境;建立融資體系;完善創新體系;加強環境保護;建立is0環境管理體系。Blend in molten state make hdpe crystals small, crystallinity large, quantity of cb particle benefit to conductivity decreasing ; in solid state cb aggregate is sheltered with a insulate hdpe film, also cb structure will be broken down during blend ; all of these will make conductivity bad. but processing alds can lower this effect obviously. 3. the effect of crosslink is restricting the movement of molten polymer molecules
為此筆者認為固相混合使hdpe晶粒尺寸變小,結晶度增大,使得異相成核的晶粒增多,參與導電的炭黑粒子數量減少:熔混卻使炭黑粒子表面被覆一層絕緣膜:這都將導致材料的導電性明顯變差,同時兩種混合還會造成炭黑結構的破壞,皆使得材料的導電性明顯變差。Some of these surfaces are mare deposits that have been covered by blankets of highland debris ? layers of ejected rock spread by the impacts that created the moon ' s basins
這類表面有些是被多層高地遺屑(月球受到撞擊而噴出四散的巖石)覆蓋的月海礦床。In regard of the deposition coating way, the results of experiments show that ph value have no influence on the coat layer forming. under different ph value in these experiments, graphite surface ca n ' t be coated mostly. just on some surface of graphite, is there the flaky coat layer deposited
沉澱包覆工藝改性研究結果則表明:沉澱法對ph值的選擇性較小,在本試驗選擇的ph值范圍內,石墨表面大部分沒有被包覆,只有小部分表面有局部富集的絮狀覆層物質沉積,包覆均勻性差。Obviously, these results underline the experience of numerous upland farmers : cultivation without safeguarding a fast and stable vegetative cover of crops inevitably leads to soil loss which means loss of productivity
顯然,這些結果與無數旱地農民的經驗相符合:沒有保證作物快速穩定的植被覆蓋層的耕作無疑會造成土壤損失,進而引起生產力損失。分享友人