石質球粒 的英文怎麼說
中文拼音 [dànzhíqiúlì]
石質球粒
英文
stony spherule-
Through the spectrum analysis, the authors found that the microspherulites are mainly the lithical spherules, that is, the apatite and the siliceous spherules
通過波譜分析,微球粒主要為石質球,即磷灰石球和硅質球。Even after making generous assumptions, we determined that the maximum temperature reached in carbonaceous - chondrite asteroids with a diameter of 80 kilometers or more would be only 670 degrees c, too low to cause any melting at all
即使給予很寬松的假設,我們認為直徑在80公里或以上的碳質球粒隕石小行星,達到的最高溫度只有670 ,不足以造成任何的熔化。Because the chondritic asteroids formed after the chondrules did, the initial 26al to 27al ratio in chondrules places an upper limit on the amount of 26al that was available to heat the rocky bodies
因為球粒隕石小行星是在球粒之後形成,球粒中鋁26對鋁27的初始比值,決定了能夠用來加熱石質天體的鋁26含量的上限。Lithogeochemistry and lithogenetic epoch for shaba granulite in mianning, sichuan
四川冕寧沙壩麻粒巖的巖石地球化學性質及形成時代The southern hainan mafic dykes are strongly enriched in lile with high nb / ta ratios, indicating a magma source reconstructed by silicic - melt through partial melting of ancient subducted slides. however, the northern hainan mafic dykes with chondritic nb / ta ratio should be derived from the fiuid - metasomatized mantle related to ancient subduction zone
瓊南基性巖脈強烈富k _ 2o等lile和具有較高nb ta比值,其地幔源區應受到了古俯沖板片部分熔融形成的硅質熔體的改造;而瓊中基性巖脈的nb ta比值接近於球粒隕石和morb值,應為古俯沖帶含水流體交代的地幔源區的產物。The key products of the company are high alumina brick, fireclay brick, phosphate - bonded wearable brick, exfoliation - resistant high alumina brick, high refractoriness under load brick, corundum brick, magnesite brick, magnesite ? chrome brick, series of corundum, sic furnace chamber and pipe, ceramisite brick, corundum - mullite brick, corundum - chrome brick, sillimanite brick, magnesite alumina spinel brick, acid - resistant brick, alkali - resistant brick, zirconia - corundum brick, alumina bubble products, series thermal insulating refractory products, high alumina castable, corundum castable, corundum ramming, brown - corundunm castable, sic castable, low - cement castable, alkali ? resistant castable, light silica alumina products, stainless steel fibre reinforced castable, etc
主要產品有:高鋁質磚、粘土質磚、磷酸鹽耐磨磚、抗剝落磚、高荷軟磚、剛玉磚、碳化硅磚、鎂磚、鎂鉻磚、各種剛玉、 sic爐膛、爐管製品、陶粒磚、剛玉莫來石磚、鉻剛玉磚、硅線石磚、鎂鉻尖晶石磚、耐酸磚、耐堿磚、鋯剛玉磚、氧化鋁空心球製品及各種輕質保溫材料、高鋁質澆注料和剛玉澆注料、搗打料、棕剛玉澆注料、碳化硅澆注料,低水泥澆注料、抗堿性澆注料、輕質硅酸鋁製品、鋼纖維增強澆注料等80餘種系列耐火材料。The big dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill
七星膠體磨工作原理充分動靜磨盤齒形斜面的相對運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流體超微粒粉碎、乳化、分散、均質、攪拌等功能,可代替並優于石磨,砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。Seven stars colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill
七星膠體磨工作原理充分動靜磨盤齒形斜面的相對運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流體超微粒粉碎、乳化、分散、均質、攪拌、混合等多種功能,可代替並優于石磨,砂磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。The research on the properties of the copper nanoparticles / paraffin thermosensitive composite materials reveals : the thermal sensitivity and the thermal expansion are " aried by the cempress moulding in heat condition with the change in density ; the thermal sensitivity is varied by the mechanical milling with the change in particle shape and particle dimension ; the mass ration of copper and paraffin in the composite materials also affects the thermal sensitivity, the thermal expansion and the thermal stability with the change in copper nanoparticles and paraffin interface
對復合顆粒進行壓力成型后制備的復合材料進行性能測試分析表明:熱壓成型工藝通過改變復合材料的緻密度來影響材料的熱敏性和熱膨脹性。高能球磨工藝主要通過改變球磨時間使銅粒形狀和粒徑發生變化來影響復合材料的熱敏性,以及改變銅粉和石蠟的質量比使納米銅粒和石蠟的復合界面發生變化來影響材料的熱敏性、熱膨脹性和熱穩定性。The factors such as the forming technology, the milling time and the mass ration of copper and paraffin in the composite materials which affect the thermal sensitivity, the thermal expansion and the thermal stability of the composite materials are investigated
通過壓力成型的方法獲得納米銅粒石蠟溫敏復合材料。研究了復合材料不同成型工藝、球磨時間以及復合材料中所含銅粉和石蠟不同質量配比對復合材料熱敏性、熱膨脹性和熱穩定性的影響。Miao b., wang g., wang d., ouyang z., lu r., dai d., and lin y. ( 2005 ) petrology and mineral chemistry of two ureilites found in grove mountains. acta geologica sinica 77
戴德求,林楊挺,繆秉魁,王桂琴, ( 2006 )南極碳質球粒隕石中兩個富尖晶石球粒狀難熔包體的巖石學和礦物化學特徵研究地球化學出版中。Theoretically, if organisms with such capabilities were embedded within material catapulted from mars the way that the nakhlites and alh84001 apparently were ( that is, without excessive heating ), some fraction of the organisms would still be viable after many years, perhaps several decades, in interplanetary space
理論上,具有此類能力的有機體,若是藏身於某種物質的內部,自火星彈射而出時,又如同透輝橄無球粒隕石與alh84001般未過度受熱的話,有相當比例的有機體,在行星際空間中經過多年,甚至數十年後仍可存活。In australia, the aborigines believe the opal has a spiritual meaning. the wangkumara people have a legend which tells how their people gained fire from opal stones, with the assistance of a muda - a creator who switches from human form to pelican
歐泊在礦物學中屬蛋白石類,是具有變彩效應的寶石蛋白石,是一種含水的非晶質的二氧化硅。內部具球粒結構,集合體多呈葡萄狀、鐘乳狀。It was the first extraterrestrial matter to be returned to earth by a spacecraft since the u. s. apollo and soviet luna missions brought back moon rocks in the 1970s
自上世紀70年代美國「阿波羅」號和前蘇聯「月球」號航天飛船帶回月球巖石採集樣本以來,這些太陽粒子是首批由太空飛船帶回地球的外星物質。In this paper , first, the author drew some important conclusions by analyzing several technical factors and experimental conditions which would have great influence on the quality of diamond thin films during mpcvd process , including gas proportion , the power of microwave , the plasma ' s location, the nucleation technique, etc. finally , the author has successfully deposited nanocrystalline diamond thin films with 300nm crystal particles on the slick surface of silicon by using ch4 / h2 gases in the mpcvd system , and the nanocrystalline diamond thin films was proved to have good field emission performance. all these researches will make the foundation for the field emission cathode of diamond films
本論文中,作者分析了mpcvd方法中氣源成分比、微波功率、等離子體球的位置、成核技術等各種工藝條件對金剛石薄膜質量的影響,並總結得到了一些有意義的結論;同時,在自行研製的mpcvd沉積系統上,於4 - 7kpa 、 1000左右的熱力學條件下,採用ch4 / h2氣源氣氛在光滑的硅襯底上制備出了晶粒尺寸在300納米以下的納米晶金剛石薄膜,測試得到了較好的薄膜場致電子發射性能,為金剛石薄膜場致發射冷陰極的研究工作打下了實驗基礎。分享友人