硅石微粒 的英文怎麼說
中文拼音 [guīdànwéilì]
硅石微粒
英文
silica particle-
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。Edge of the granule image by video is the key of its image partition, the article tries to carry through a deeper research on image partition at the same time. granule is made up of savageness mater and industry material ( including of rock, sand, earth, atomy, steel, china, concrete, ink powder, magnetism powder, light fine and tiny powder used silicon, cell etc. )
顆粒是構成天然物質和工業材料（巖石、礦石、沙子、泥土、塵埃、鋼鐵、陶瓷、水泥、墨粉、磁粉、光纖和料封裝材用高純硅微粉、細胞等）的基本單元，顆粒尺寸（粒度）是顆粒的首要特徵和粉體材料的第一指標。Composed of micro diamonds, aluminum oxide, and silicon carbide, the isotopic distribution of these grains bore the telltale marks of their birth : ancient supernovas and red giant stars, that shone brightly and then flickered out, billions of years ago, before the birth of the solar system
由微金剛石、鋁氧化物、碳化硅組成的這些微粒的同位素分佈透露出它們的誕生：那些數十億年前，在太陽系尚未誕生時，曾經閃耀並最終熄滅的古老超新星和紅巨星。This paper emphasizes the effect of the dissolution of aluminosilicate during diagenesis may provide more radiogenic strontium which would result in a high content of strontium in carbonate rocks. so we should avoid the vein of carbonate and select the samples with less terrigenous clastic, less grain content and lacking calcite cementation collected as analysis samples. the microcrystalline limestone and micro - to fine - crystalline dolomite are rather fairly whole rock samples
作者還強調了成巖過程中由長石等鋁硅酸鹽溶解提供殼源sr所造成的碳酸鹽礦物成巖蝕變可能表現為較高的sr含量；因此，在用全巖樣品進行旨在反映海水組成的各種分析時，應迴避碳酸鹽脈，選擇含陸源碎屑低、顆粒數量少、缺乏方解石膠結物的樣品，微晶灰巖或微?粉晶白雲巖是較為理想的全巖樣品。The mineral rock - silica rock mostly composes of three kinds of silica qualities, and the first structure jasper silica rock, the second icrocrystal quartzite, the third the quartz grain clast. cement is carbonate, contain a little amount carbonate loach. silica rock, commonly assume edge angle or hypo - edge angle
區內的含礦巖石?硅質巖主要由三種硅質成分構成，第一種為顯脫玻?霏細結構的碧玉質硅質巖，第二種為微晶石英巖，第三種為石英顆粒內碎屑。The diamond film is grown using a hot filament chemical vapor deposition, basing on the diamond micro - grits on silicon substrates
實驗中外延金剛石薄膜採用熱絲cvd法生長，生長於事先電泳沉積在硅襯底的金剛石微粒上。Through strength tests and xrd tests for cemented stone, the paper presents action mechanism of the nanometer materials in the cement hydration and hardening process : pozzolanic effect, filling effect, acceleration action for the cement hydration, and improving action for microstructure. from the four aspects, the modified mechanism of the nanometer silica fume and ordinary silica fume in cement paste are compared. the analysis results show that the particular properties of the nanometer silica fume include particle fineness, crystal structure and surface hydroxy, etc. a serial of laboratory tests are performed to study physical and mechanic properties of the clay with the addition of the nanometer silica fume
結合水泥石強度試驗和xrd試驗，從火山灰效應、填充效應、水泥水化促進作用和微結構改善作用等方面探討了三種納米礦粉在水泥水化硬化過程中的作用機理；從這四個方面出發，對比分析了納米硅粉和普通硅粉作用機理的異同點，分析表明，納米硅粉的優異特性主要表現為顆粒細度、晶體結構、表面羥基等特性。In this paper, select li 3 # and grease 7014 as basis grease. select nano diamond and sio _ 2 are selected as additives, design 14 recipe using k and l10 as appraise norm study the dose of nano particle to the effect of contact fatigue of ceramic and steel friction has the conclusion that proper quantities nano particle which put in two grease can improve the contact fatigue life of ceramic using sem and edax, nano particles fatigue resistance mechanism are analyzed. which can improve the contact fatigue life of ceramic and steel friction
本文選用3 #通用鋰基脂和7014號寬溫航空潤滑脂作為基礎脂，選取納米金剛石粉和納米二氧化硅微粒作為添加劑，設計了14種配方。利用威布爾斜率k和額定壽命l10作為評價指標，研究了納米微粒的用量對陶瓷球/鋼副的接觸疲勞壽命的影響，得出在所選兩種基礎脂中添加合適用量的納米微粒添加劑可以提高陶瓷球的接觸疲勞壽命。利用sem和edax ，初步揭示了納米微粒提高陶瓷/鋼副滾動接觸疲勞的機理。The low - enriched uranium fuel consists of half - millimetre - sized particles of uranium dioxide encased in graphite and silicon carbide, which in turn is encased in a graphite ball
低濃縮的鈾燃料為包裹在石墨和碳化硅中半毫米大小的二氧化鈾微粒，石墨和碳化硅則被包裹在石墨球中。They then ground up the pieces of fossilized dung, known as coprolites, and looked for phytoliths, microscopic pieces of silica from plant cells
他們將恐龍糞便化石（即糞化石）顆粒碾碎，尋找植物微粒，即植物細胞中的微小硅粒。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。Based on the basic principles of densified systems containing homogeneously arranged ultra - fine particles ( dsp ) and reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials, silica rume, ultra - fine fly ash, quartz powder, 52. 5 - class portland cement and superplasticizer were selected and mixed, the theoretic of mixed steel fiber reinforced cement - based composite materials and of micro - aggregate filling voids were applied, the composition was adjusted, the mixture ratio of rpc was optimized, a suitable curing schedule was adopted, in the result, an ultra - high performance concrete designated rpc was successfully prepared by normal technology methods
本文基於超細粒聚密材料（ dsp ）和活性粉末混凝土（ rpc ）配製的基本原理，選用硅灰、粉煤灰、石英粉和硅酸鹽水泥，輔以高效減水劑，採用多重復合的技術路線，運用混雜鋼纖維增強理論和微集料填充密實原理，調整材料組成，優化混凝土配合比，結合適宜的養護制度，在現有技術條件下，成功制備出了rpc200材料。分享友人