等中粒度線 的英文怎麼說
中文拼音 [děngzhōnglìdùxiàn]
等中粒度線
英文
isomegathy-
We found nuclear deformation lymphocytes with increased heterochromatin and impaired thymus epithelium cells with increased lysosomes and deformation of mitochondrias. ( 4 ) effects on mouse liver of so2 challenge : so2 can cause significant liver injury. he staining showed several kinds of necrosis of liver including spot necrosis, focal necrosis and submassive necrosis infiltrated with lymphocytes, monocytes, few neutrophils and eosinophils ; tem observation showed fatty degeneration with dispersion of fatty droplets and dilation of rough endoplasmic reticulums, acid degeneration with significant hyperplasia of mitochondrias, necrosis of hepatocytes with karyorrhexis and other organelles losing their normal structure
( 4 )二氧化硫染毒對小鼠肝臟的組織學結構有明顯影響,可引起肝臟點狀壞死、灶狀壞死甚至片狀壞死,伴隨不同程度的炎性細胞浸潤;透射電鏡觀察發現二氧化硫可引起肝細胞脂肪變性、嗜酸性顆粒變和壞死,脂肪變肝細胞中可見大小不等的脂滴存在,嗜酸性顆粒變肝細胞中可見線粒體明顯增生,壞死肝細胞可見細胞核結構破壞,細胞器減少,細胞膜不完整。1. because the taxonomic division is rather complex and has been much disputed and revised, in this part, we will review the classification and phylogeny of families, subfamilies and tribes of anseriformes based on morphology, ethology, osteology, mitochondrial and nuclear dna restriction fragment length polymorphism, single - copy nuclear dna hybridization and the sequences of mitochondrial gene analysis referring to the different definition, classification and phylogenetic relationships of the families, subfamilies and tribes of anseriformes. the controversial questions and deficiency in the systematic studies of anseriformes were pointed out
具體包括以下幾個部分: 1 、針對雁形目鳥類異常復雜的分類狀況及分類上存在的爭議,根據雁形目鳥類的形態學、行為學、骨骼學、角蛋白、線粒體與核dna酶切片段長度多態、單拷貝核dna - dna雜交及線粒體基因dna序列分析等方面的研究,對雁形目鳥類分類中科、亞科和族的劃分及其相互間的系統發生關系進行綜述,分析系統學研究中存在的不足,提出了雁形目鳥類分類中急需解決的問題。For the ceramic materials, the effects of additives such as pbo, b2o3, co2o3, mno2, cr2o3, sb2o3 on the electrical properties of bismuth - free zno - glass varistor were studied. the glass phase formed mainly by pbo and b2o3 during sintering process could decrease the sintering temperature, improve grain uniform growth and inhibit grain second growth. nonlinear property could be improved by properly adding co2o3, mno2, and cr2o3
對瓷料而言,系統研究了非bi系zno -玻璃料配方體系中pbo 、 b2o3 、 co2o3 、 mno2 、 cr2o3 、 sb2o3等添加劑對壓敏電阻電性能的影響規律,其中, pbo 、 b2o3在燒結過程中形成的玻璃相,可降低燒結溫度,促進晶粒均勻生長,抑制晶粒二次長大, co2o3 、 mno2 、 cr2o3做為非線性添加劑,適量添加可提高樣品的非線性, sb2o3做為改性添加劑,在燒結過程形成的尖晶石相可細化晶粒,抑制晶粒二次生長,改善樣品的綜合電性能。The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly
束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流離子束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械限束器因無法解決束暈的再生而收效甚微,因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此,中國原子能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非線性控制策略,即在粒子徑向所受束自生場力方程的右邊加上非線性控制函數g :並選取一些非線性函數如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制效果。For a warm dusty plasma with variable dust charge, the modulational instability of the dust - acoustic waves can be described by the nonlinear schrodinger equation ( iut 4 - auxx + b | u | 2u = 0 ). it shows that the dust - acoustic wave is modulational stable in this dusty plasma. only the dark soliton exists in warm dusty plasma with variable dust charge
通過約化攝動法,得到了描述塵埃微粒電荷可變的熱塵埃等離子體中塵埃聲波的非線性薛定諤方程( iu _ t + u _ ( xx ) + | u | ~ 2u = 0 ) ,不論是單離子溫度情形,還是兩離子溫度情形,塵埃微粒電荷可變的熱塵埃等離子體中的塵埃聲波是調制穩定的,僅存在暗孤子(包絡穴)The results showed that the lumen of small intestine was lined by the simple columnar epithelium, most of the cells were high columnar absorbing ones with abundant developed microvilli
結果表明,中華鱉小腸黏膜上皮為單層柱狀上皮,以高柱狀吸收細胞為主,具有發達的微絨毛、線粒體、粗面內質網和膜包小囊泡,其結構的發達程度已接近高等哺乳動物和鳥類。X fluorescence can quickly carry out measurement without damage and motion. it was widely adopted in geology, mining, environmental - protection, archaeology and industrial - analysis. its principium is that in measurement of radioactivity, the pulse energy is directly proportional to pulse signal amplitude detected by the radiation detector
X熒光方法可以實現快速、原位、無損測量,被廣泛應用於地質、礦業、環保、考古、工業在線分析等領域,其原理是:在核能譜測量工作中探測器輸出的脈沖信號與入射粒子的能量成正比,通過測量脈沖信號幅度,得到入射粒子的能量。Based on the relations of wear particles, wear faults and wear mode, main characteristics of wear particles size, origin, shape and granularity are analyzed. on the view of strategies and functions of monitoring, an on - line oil monitoring system is designed and key technologies for development of monitoring system are presented. the inductance and optic - fiber transducer based laboratory are designed and tested
論文基於磨損顆粒、磨損故障與磨損形式的關系,分析了磨損顆粒的尺寸、來源、形狀和粒度等基本特徵,並從監測策略和功能分析的角度設計了在線油液監測系統,提出了開發中必須解決的關鍵技術,研製了電感和光纖組合測量傳感器。Furthermore, we compared the mechanical properties between the modified nano - cac03 / pp and unmodified nano - cac03 / pp. we have investigated the composites by means of mechanical testing, dsc, xrd, ft - ir, tem, sem, etc. the relation between the structure and property of the composites has been discussed in this thesis. we studied the nano - particles by means of ls particles size analysis, we also studied the modified nano - cac03 by means of ft - ir
論文中對caco _ 3粒子進行了粒度與比表面測試分析,對經鈦酸酯偶聯劑表面改性的納米caco _ 3粒子進行了紅外吸收光譜分析,對改性后的復合材料進行了力學性能測試、差熱掃描量熱分析、 x射線衍射譜、紅外吸收光譜、透射電鏡、掃描電鏡等分析,討論了樣品中結構和性能之間的關系。Compare the measured velocity profile and analytical solution of poisoeullie flow shows a good agreement within the most part of the measured region, while the value of the former is higher near the wall resulting from the combined effects of strong flare light and velocity gradient polarization
把獲得的測量結果和解析解的泊肅葉流動速度廓線進行比較后發現,在從流動中心到近壁面的大部分區域,兩者吻合良好,在近壁面區域,由於示蹤粒子和壁面碰撞以及壁面反射光等原因,測量值大於解析解。The general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges
簡述20年來中國無損檢測中磁偶板子理論研究的概況和進展,主要介紹磁偶極子,有限長磁偶極線和極帶,磁粉顆粒的受力,磁化場方向對磁粉顯現缺陷的影響,棒料、管材和方鋼的縱向磁化,工件表面溝槽深度對其引起漏磁場的影響,周向磁化時工件底棱上的雜亂顯示成因,圓盤邊緣柱面上溝槽內外漏磁場的解析表達式和針狀磁介質對兩個點磁荷間磁力的影響等。The study solves engineering problem as follows : ( 1 ) the systematic study on the historical course of xigeda strata deposit and geologic environment includes strata, lithologic characters and constitution et in the liangshan and panzhihua region. the results show that the xichang - panzhihua express way is controlled by the anninghe fault and the xigeda fault, the earthquake frequently happen in the region of pass, the different sedimentation number is more great, they effect the road building, safety in operation and structure belong road ( 2 ) because in some place the xigeda strata is foundation and roadbed, the study on the basic properties of the xigeda strata include density, moisture content plastic and liquid limit graduation. the results show that the xigeda strata is deposition in lake, the main component is mudstone and sandstone, the fine particle is main, it has some viscosity, the moisture content of mudstone is different the it of sandstone, the other property are likeness. the xigeda strata has no dilatation on total, some claystone have low and medium dilatation ; ( 3 ) the study on the basic properties of xigeda filler include the composition of matter the biggest standard dry density, the optimum moisture content the results show that xigeda filler can use as road material, it is well grade filler and admixture filler on essence, its compaction index should change in different place because the property is controlled by mudstone and sandstone that change is great in different place ; ( 4 ) the study on the xigeda filler craft used as express way roadbed, includes suitable thickness, compaction numbers and methods and equipment choice et
公路沿線廣泛分佈有昔格達地層,昔格達地層能否用作高速公路路基填料,國內沒有先例,本論文就是結合導師的科研項目,在非典期間,現場長達5個月的工作,完成了從試驗、現場施工工藝到路堤分層沉降監測等工作,是面對生產實際,認識昔格達地層的性質和其作為地基、路基和填料應用中面臨的問題進行的研究。主要的研究內容有:對攀西地區地層巖性、構造等地質環境和昔格達地層的沉積歷史過程作了系統的分析,研究表明西攀高速公路主要受安寧河斷裂和昔格達斷裂影響,通過地區地震活動頻繁,差異沉降較大,對公路建設、安全運行和沿線構築物設計有較大影響;由於昔格達地層在有些路段作為地基、有些作為路基,對其基本性質進行了研究:包括天然密度、含水量、塑液限、顆粒級配等指標的試驗研究。研究成果表明:昔格達地層為湖相沉積,主要為砂巖和泥巖,它以細粒組為主,同時粘粒的存在,使其具有一定粘性。This kind of detector has many merits as follows : fast response time, large output current, fine linear response, high sensitivity to many particles including neutron, charged particle, x - ray, gamma - ray, visible light, and being able to work at indoor temperature
這種探測器具有時間響應快,輸出電流大,對多種粒子如中子、帶電粒子、 x射線、射線、可見光都具有高靈敏度,而且響應的線性性好,可在室溫工作等特點。Abstract : the general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges
文摘:簡述20年來中國無損檢測中磁偶板子理論研究的概況和進展,主要介紹磁偶極子,有限長磁偶極線和極帶,磁粉顆粒的受力,磁化場方向對磁粉顯現缺陷的影響,棒料、管材和方鋼的縱向磁化,工件表面溝槽深度對其引起漏磁場的影響,周向磁化時工件底棱上的雜亂顯示成因,圓盤邊緣柱面上溝槽內外漏磁場的解析表達式和針狀磁介質對兩個點磁荷間磁力的影響等。China henan heavy industrial factory crushing and screening machines are reasonable combined with different crushers and have compacted special crossing distribution in their material processing flow design, so that they are small footprinted of fields, high quality in crushed products, low in quarry dust and they will give you high reward for your investment. their advanced electric control panel can assure the whole process discharge smoothly, runing reliable, operation easily and high efficiency in power consumption. we - sjlc can meet customers different needs for material crushing and screening
砂石料破碎生產線生產能力從5 - 500t h ,成品粒度和產量可根據用戶的不同需要進行組合及配置,可以生產石英砂建築中的粗中細砂各種規格石子: 0 . 5 - 1 1 - 2 1 - 3 2 - 4 4 - 6 4 - 8等規格,可以破碎鐵礦石鋁礦石青石石灰石花崗巖大理石玄武巖鵝卵石山石河石各種礦石渣玻璃硅石等。The motion characteristics of the suspended particles were obtained by statistical analysis, including vertical concentration distribution, mean velocity profile, turbulent intensity, velocity correlation, and the probability density distribution of the velocity fluctuations. attempt has also been made to interpret the turbulent characteristics in terms of particle properties and turbulence structure
對不同容重、不同粒徑的顆粒在不同水流條件下的垂線濃度分佈、平均速度和脈動強度分佈、相關函數及脈動速度的概率密度分佈等進行了全面系統的統計分析,得到的中文摘要主要成果如下:The size variation of annealed nanoparticles was studied with the treatment temperature. the result shows that, for the size of 11nm zns nanoparticles, they grow up dramatically when the treatment temperature exceeding 600, and have been 3 - 5 um when the treatment temperature increasing to 900
藉助x射線衍射技術和掃描隧道電鏡等實驗手段,系統研究了zns納米晶經過退火處理后尺寸隨溫度的變化關系,給出了顆粒尺寸隨處理溫度急劇增大的溫度范圍,從能量的角度解釋了退火處理中顆粒長大的原因。A " saddle " shape appears in the curve of relationship between smd ( sauter mean diameter ) and charging voltage, the droplets " size distribution fluctuates with the change of charging voltage. the influence of electric field on flow field is apparent. the distribution of velocity and turbulent energy, structure and size of vortex appear different changes with the increase of voltage of charging
索太爾粒徑隨電壓的變化曲線中出現「馬鞍」現象,粒徑的分佈情況隨電壓的升高出現波動性變化;電場對流場的作用明顯,速度與湍能的分佈及渦的結構等流場特性隨電場的改變均有不同規律的變化。The morphology of powders is observed, with scanning electron microscopy ( sem ) and transmission electron microscopy ( tem ). x - ray diffraction ( xrd ) pattern is used to analyze the phase of the composite powders. the copper nanoparticles / paraffin thermosensitive composite materials are obtained by the compress moulding
用掃描電鏡( sem )對復合顆粒的表面形貌進行觀察,分析顆粒的粒度、團聚情況等,用透射電鏡( tem )觀察分析了復合顆粒中銅的形貌、粒徑及復合顆粒的精細結構, x射線衍射( xrd )分析復合顆粒物相組成。By using x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ), differential scanning calorimeter ( dsc ) and optical microscopy, mechanical activation is investigated. and during the study, two new innovative processes or thoughts, " dual activation reactive milling " and " in situ synthesis in salt bath activated by ma " has been presented for the synthesis of nanometer - sized powder. the phase transformation and oxidation control of cu - cr system during ma is also investigated
在採用x射線衍射分析( xrd ) 、掃描及透射電子顯微鏡( sem tem ) 、能譜分析( eds ) 、熱分析( dsc ) 、激光粒度測試等試驗手段對ma過程機械激活作用的研究中,發現並提出了「雙重激活反應研磨」和「機械激活鹽浴合成」兩種創新工藝思路;同時,對cu - cr難互溶體系在機械合金化過程中飽和固溶體、氧化物非晶的形成以及氧化現象的控制進行了探討分析。分享友人