present deposition 中文意思是什麼

present deposition 解釋
現代沉積作用
  • present : adj 1 在座的,出席的,在場的,到(場)的;現存的,存在的 (opp absent)。2 現在的,今天的,當前的...
  • deposition : n. 1. 免職,罷免;廢位。2. 淤積[沉積](物,作用)。3. 耶穌從十字架上放下(的畫、雕刻)。4. 寄存,委託;委託物。5. 【法律】口供,證言;口供書。
  1. Diamond - like carbon gradient film on ti6a14v alloy substrate have been prepared by means of plasma source ion implanted - ion beam enhanced deposition ( psii - ibed ). for potential applications as artificial joint materials and artificial cardiac valve materials, its trobological performance and hemocompatibility has also been evaluated in the present ph. d. thesis

    本研究採用等離子源離子注入?離子束增強沉積技術( psii - ibed )制備了鈦合金基類金剛石梯度薄膜材料,對類金剛石梯度薄膜這一新型人工關節材料和人工心臟瓣膜材料的生物摩擦學性能和血液相容性進行了研究和評價,研究了摩擦磨損對材料血液相容性的影響。
  2. It is shown that the liquid phase methods, in which particularly methods of the sol - gel, deposition, micro - lacteous, hydrothermal / solvothermal reaction and hydrolyze, should be mentioned, as the most wildly used method in the present

    指出液相法,尤其是溶膠凝膠法、沉澱法、水解法、微乳液法、水熱溶劑熱法等是目前制備納米金屬氧化物材料最廣泛應用的方法。
  3. At present the prevailing epitaxial growth techniques of gan are metalorganic chemical vapor deposition ( mocvd ), molecule beam epitaxy ( mbe ) as well as hvpe

    目前gan的外延生長技術一般採用有機金屬化學氣相外延法( mocvd ) ,在藍寶石襯底的( 0001 )面上外延生長gan材料,另外還有分子束外延技術( mbe )及鹵化物汽相外延技術( hvpe )等。
  4. It is known that high intense pulsed ion beams ( hipib ) have a high viability to be used as an efficient energetic source for rapid film deposition and direct surface modification. up to now, however, there is still lack of a systematic work to reveal the influence of hipib on the film deposition and material modification although there are lots of papers have been published in the field. in the present work, these two practical applications of hipib were all investigated in detail

    根據強流脈沖離子束( highintensepulseionbeam ? hipib )技術具有快速沉積薄膜和材料表面輻照處理改性的特點,而目前對其薄膜沉積和材料輻照處理缺乏系統研究,本論文的工作分為兩部分,其一是類金剛石薄膜( diamondlikecarbon ? dlc )沉積,其二是高速鋼直接輻照處理表面改性。
  5. In the present thesis, znse, znte and their quantum well ( qw ) structures on si substrates with zno as buffer layer by low pressure metal - organic chemical vapor deposition ( lp - mocvd ) technique were prepared. zno is selected as the buffer layer for it has many similarities with the oxide layer on the surface of si wafer. all important experimental results and conclusions presented in this thesis are summarized as follows : 1

    本文中,我們利用zno與si襯底上氧化層? sio _ x有很好的浸潤性這一特點,採用zno作為緩沖層,用低壓-金屬有機物氣相沉積( lp - mocvd )設備在si襯底上生長znse和znte薄膜以及zncdse znse和zncdte znte量子阱結構,並對其發光特性進行了研究,獲得的主要研究結果如下: 1 、在si襯底上獲得了較高質量的zno薄膜。
  6. The present status and development of electrochemical deposition bionic - hydroxyapatite coatings

    電化學沉積仿生羥基磷灰石塗層的研究現狀與展望
  7. In the present work, we have prepared titania thin films on different substrates from a ( nh4 ) 2tif6 aqueous solution upon addition of boric acid by liquid phase deposition ( lpd ) method under the ambient temperature

    在本研究工作中,以六氟鈦酸銨和硼酸為原料,用液相沉積法( lpd )在不同的基片上制備二氧化鈦薄膜,並用液相甲基橙水溶液的降解脫色和氣相no的光解去除率評價二氧化鈦薄膜的光催化活性。
  8. In the paper, the current developments of rapid prototyping at home and abroad, the molding methods of rapid prototyping, their characteristics and the condition of applications were introduced, indicated that sterolithography apparatus ( sla ) selective laser sintering ( sls ), laminated object manufacturing ( lom ) and fused deposition modeling ( fdm ) were the several main prototyping methods of rapid prototyping at present, and their prototyping principle were briefly discussed

    本文首先介紹了快速成型技術的國內外發展現狀、快速成型技術的成型方式、成型特點和應用狀況,指出立體光固化( sla ) 、選擇性激光燒結( sls ) 、分層實體製造( lom ) 、熔積成型( fdm )是目前使用的幾種主要成型方式,並對它們的成型原理進行了簡要介紹。
  9. With the development of deposition techniques, diamond - like carbon ( dlc ) and a - sic : h films will be applied more widely. at present, the fundamental barrier that has not been overcome in respest of the coatings as applied to the irradiation environments is their radiation stability. for the sake of application to the fields such as aeronautics, astronautics, and nucleus reactorjnore attentions were paid on the investigation of the radiation stability of the films

    隨著成膜工藝的日臻成熟,類金剛石( dlc )及a - sic : h薄膜將得到更加廣泛的應用,為了使其應用於航天、航空及核反應堆中的某些關鍵器件,對這些材料的輻照穩定性研究相當重要,這是本文研究的根本出發點,也是國際上研究的熱點之一。
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