tem- 中文意思是什麼

tem- 解釋

  1. Evaluating effects to parlygorskite organising modification by x - ray, tem, sem, ir, viscidity analysis etc. contrasting organising modification effects of parlygorskite original ore and acidified palygorskite, the result shows wd - 51 modification agent has better modification effect to acidified pargorskite than parlygorskite original ore

    對比了用wd - 51對坡縷石原礦和酸化坡縷石進行有機化改性處理的改性效果,表明wd - 51對酸化坡縷石的改性效果要好。
  2. The results of tem showed that the layers of omt had been separated partly into alone fragment by in - situ polymerization of pu ; the agglomerative nano - sio2 particles in pu composite had been dispersed, but the disperse status became worse as the increase of its content

    Tem結果顯示,通過pu的原位聚合,復合材料中omt的片層被部分分離成單獨的片層;納米510 :粒子被分散,但在復合材料中的分散狀況隨著其含量的增大而變差。
  3. The diffusion welding behavior of single - crystalline cu to single - crystalline - aio with a nb film interlayer and the joint microstructure properties were studied by tem, sem / eds analyses and four - point bend testing. the nb film interlayer deposited by electron beam evaporation on the ceramic side prior to diffusion welding was found to be olycrytalline and fiber - textured after diffusion bonding, with the close - packed plane ( 110 ) being parallel to the ( 0001 ) basal plane of - aio

    擴散連接技術是一門邊緣科學,涉及材料、擴散、相變、界面反應、接頭應力應變等各種行為,工藝參數多,雖然已經進行了大量的試驗研究,但卻對各種材料的連接機理尚未有明確的認識,為此人們試圖藉助于計算技術,對接頭行為進行數值模擬,以便找到共同規律,對擴散連接過程及質量進行預測與實時控制。
  4. Study on interphase chromatin in some animal species by tem

    幾種動物間期核染色質的電鏡研究
  5. The tem shows lots of nano silica particles circumfuse on the surface of the micro fe particles after the micro fe coated by silica. the sem analysis shows the same result. the vsm shows the micro fe particles have almost no remnant magnetism and coesive. the saturation magnetization decrease with the feed content of teos remenant magnetization and coesive are little

    隨著teos的投料的增加,材料飽和磁化強度呈下降趨勢,微米粒子磁化曲線通過原點,表面包裹后,剩磁與矯頑力變化很小對于微米鐵粉,其磁疇變化較快,沒有剩磁與矯頑力。
  6. In this paper, the comparison of spermatogenesis and spermatozoal ultrastructures of four species of decapoda were investigated by electron microscopy ( tem ). we had tried to find structural variaton between the four species during their spermatogenesis. from this comparison study, we can pursue the evolution route of the four decapods

    本論文採用透射電鏡技術比較研究十足目( decapoda )物種浙江華溪蟹( sinopotamonchekiangense ) 、三疣梭子蟹( portunus , trituberculatus ) 、脊尾白蝦( exopalarmoncarinicandaholthuis )及羅氏沼蝦( macrobrachiumrosenbergii )的精子發生和精子結構。
  7. Environmental scanning electron microscopy ( esem ) observation of f2 mycelium cultured in liquid medium with 100mg / l of cadmium showed that there were crystalline precipitations attached to the surface of f2. transmission electron microscopy ( tem ) and energy - dispersive analysis microscope ( edam ) examination revealed that there were many granules with high content of cadmium around the cell wall

    F2在100mg l鎘濃度下培養后,經環境掃描電鏡( esem )觀察顯示,菌體表面有較大晶體狀沉澱物;透射電鏡( tem )和能譜分析( edam )表明,細胞壁周圍形成大量細小的高鎘含量沉澱物。
  8. In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

    在第二章中,我們採用高能球磨混合方法加上熱壓燒結工藝,成功制備了ni - 20fe al _ 2o _ 3納米復合材料,並通過x射線衍射儀( xrd ) 、透射電鏡( tem ) 、場發射掃描電鏡( fe - sem ) 、比表面孔隙儀( bet )對該復合材料的微結構進行了表徵。
  9. The emulsoid particle size and its distribution were determined by laser particle sizer. the composition changes of acr were inspected by ir, and the core - shell structure was observed by tem. the morphologyes of acr resin particles were inspected by polarization microscope at last

    通過激光粒度分析儀對所合成的乳膠粒徑及其分佈進行了分析測試,藉助于ir考察了所合成的acr的組成變化,並通過透射電鏡對所合成的acr的核殼結構進行了驗證,最後藉助于偏光顯微鏡觀察了破乳乾燥后得到的acr粒子。
  10. In at last, on base of electropolymerization of urushiol, electropolyurushiol / cus hybrid film ( hybrid - epu / cus ) was manufactured by the method of ion exchange process. then hybrid - epu / cus was characterized by ft - ir, fluorescence, dmta xrd and tem

    最後,本文在電化學聚合漆酚的基礎上,用電化學聚合漆酚銅配合物,在一定條件下與nfos作用,可獲得聚合漆酚納米clls雜化材料。
  11. In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields

    在實驗上,利用dsc熱分析技術,分析了電場作用對al - li合金相析出動力學的影響;採用能譜成份檢測,透射電鏡和掃描電鏡等多種微觀檢測手段,對鋁合金的析出相,斷裂特徵、合金電導率和維氏硬度等性能在電場作用下的變化進行了系統的研究,並觀察了al - cu共晶合金在電場作用下的凝固組織。
  12. 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。
  13. The silt particles shape and its floccules configuration is observed by tem and sem

    利用透射電鏡、掃描電鏡觀測了泥沙的顆粒形狀、泥沙絮體形態。
  14. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  15. Just as nb antenna array the pattern of uwb tem - horn antenna array is concern with the number and distance of elements at which the pattern lie in

    陣列某一面方向圖僅與這一面的單元個數及單元間距有關與其它面的陣列單元個數和單元間距無關。
  16. Then, using the opening transmission line model, the deduction of the tem - horn antenna far - field radiation formula is introduced. comparing with the traditional nb antenna array, the brief theory of uwb antenna is analyzed

    然後介紹了應用開路傳輸線理論模型對tem喇叭天線軸上遠場輻射的推導過程,並對比傳統窄帶天線陣列,分析了超寬帶天線陣列的一般工作原理。
  17. Secondly, in this paper, the four typical uwb antennas of tem horn antenna, log - periodic antenna, biconical antenna and helical antenna are theoretically analyzed and the uwb antenna design methods are generalized and discussed

    其次,本文對tem喇叭天線、對數周期天線、雙錐形天線和螺旋天線四種典型的超寬帶天線進行了理論分析,總結並討論超寬帶天線的設計方法和手段。
  18. It has the good qualities of both tem horn antenna and dipole antenna, less dimensions construction, good direction and higher efficiency. its impedance and radiation are analyzed. good agreements are obtained from experiment and calculation

    這種平面喇叭天線採用了新型的平衡饋電方式,結構簡單,性能良好,同時結合了tem喇叭和振子天線的優點,結構維數低,具有較強的方向性、較高的效率,在uwbsar軌道系統實驗中取得了比較理想的結果。
  19. Four tem - horn antennas have been made. using these antennas two - element rain gutter tem - horn array, two - element stacked tem - horn array, four - element rain gutter tem - horn array and four - element stacked tem - horn array are been mades up of. the results of experiment accord with theory and numerical stimulation

    最後,對tem喇叭天線陣列進行了原理性實驗研究,設計了帶地板結構的半tem喇叭天線,組成二元槽狀陣列、二元疊狀陣列、四元槽狀陣列、四元疊狀陣列等,應用小信號測試,得到的結果與理論和數值模擬相一致。
  20. By adopting x - ray diffraction and transmission electron microscope ( tem ), this thesis has insepectd the size and the structure of the calcium carbonate ( caco3 ) particles. according to hydrophile and lipophile balance ( hlb ), the suitable surface - active agents have been selected and put into lubricating oil with nanometer caco3 particles

    本文採用x射線衍射儀和透射電鏡檢驗了納米碳酸鈣粒子的粒徑和內部結構,根據親水親油平衡值( hlb ) ,選擇合適的表面活性劑將其加入到含有納米碳酸鈣粒子的潤滑油中進行表面改性。
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