self-propagating 中文意思是什麼

self-propagating 解釋
自傳播的
  • self : n (pl selves )1 自己;自身;本身;【哲學】自我;我。2 本性;本質。3 私利;私心,私慾。4 〈俗〉...
  • propagating : 傳播的, 繁殖的
  1. Preparation of bioglass ultrafine powder by sol - gel - self - propagating process

    溶膠凝膠自蔓延法制備生物玻璃超細粉
  2. The alloyed self - propagating high - temperature synthesis technology has been investigated in this paper, by which ceramic lined compound pipes can be produced. after active carbon powder and alloy steel powder are added to the thermit, the self - propagating high - temperature synthesis reaction starts. the effect of carbon and alloy elements on the interlayer of the compound pipes has been studied

    本文研究了合金化自蔓延陶瓷內襯復合鋼管製造技術,即在鋁熱劑中加入活性碳粉或合金鋼粉末,進行自蔓延高溫合成反應,分析了碳和合金元素對復合鋼管過渡層的影響。
  3. Self - propagating high - temperature synthesis ( shs ) is a new technology for preparing inorganic pigments, which is superior to the traditional method. shs has excellent prospects

    摘要利用自蔓延高溫合成技術合成無機顏料是制備顏料的一種新技術,優于傳統的固燒結法,是一項具有發展前途的技術。
  4. This can help prevent self - propagating infections from spreading

    這會有助於防止自我繁殖的感染程序傳播。
  5. Yttrium aluminum garnet ( y3al5o12, yag ) is not only a very important laser material, but also a high - temperature structural material and a fluorescence material. in this paper, the discussions are mainly focused on the synthesis of yag powders by co - precipitation method, self - propagating high - temperature synthesis and mixed method, powder ' s property, etc. in the co - precipitation method, the precursor was produced by adding a mixed a1 ( no3 ) 3 and y ( no3 ) 3 solution to nh4hco3 solution. yag can be obtained by heating the precursor at looo ' c for 5 hours without the formation of yam and yap transition phase

    釔鋁石榴石( y _ 3al _ 5o _ 12 ,簡稱yag )是一種重要的激光基質材料,同時它還作為高溫材料和熒光材料得到了廣泛的應用,本文主要討論了化學共沉法、燃燒法制備yag的超微粉的工藝,並對yag超微粉的性能及物相進行了分析;採用固相合成法制備了ca , ca : yag系列陶瓷,並對其結構和性能進行了討論。
  6. Various perovskite compositions have been prepared through this method and their structure, electronic and magnetic properties have been studied. in this paper, la2o3, sro2i mn, naclo4, kmno4 were used as raw materials and were synthesized into la1 - xsrxmn03 powder by employing self - propagating high - temperature synthesis ( shs ) technology and filtration processing. in addition, the mechanism of chemical reaction and microstructure formation process of la2o3 - sro2 - mn - naclo4 - kmno4 system was studied

    La _ ( 1 - x ) sr _ xmno _ 3的shs合成工藝研究發現,在shs合成過程中液相量的多少和反應溫度有很大的關系,通過在反應體系內加入第二相氧化劑kmno _ 4可以控制反應進程, kmno _ 4在反應中分解得到的高活性mno _ 2利於產物的生成,一定程度上避免了氧缺位和中間產物的形成。
  7. Noticing that strong exothermic reaction due to large negative enthalpy of mixing can occur among major components of ti - zr - based quasicrystal alloy systems and zr - based bulk amorphous alloy systems, we developed for the first time a new technique for fabricating both ti - zr - ni systems quasicrystal materials and zr - al - ni - cu systems amorphous - based composite materials using laser - induced self - propagating reaction synthesis ( lsrs )

    注意到構成ti - zr基準晶合金體系和zr基大塊非晶合金體系的主要組元之間具有很大的負混合焓,因而能夠發生很強的放熱反應。利用這一特點,我們首次開展了激光誘導自蔓延反應合成ti - zr - ni系準晶材料和zr - al - ni - cu系非晶復合材料的探索研究。
  8. During the course of ball milling, there was a rise of temperature, which accord with the value of theory well and proved that there was a exothermic reaction which happened suddenly and completed soon. this ball milling reaction was a sudden and fast self - propagating reaction, not a gradually diffusing reaction

    在球磨過程中,檢測到有溫度突然升高的現象,而且與理論計算值符合很好,可以證明球磨時存在一個突然發生、瞬間完成的放熱反應;該球磨反應的是一個突然爆發的自蔓延反應,是瞬間合成過程,而不是一個逐漸擴散的反應過程。
  9. Development in surface coating by self - propagating high temperature synthesis

    自蔓延高溫合成表面塗層技術進展
  10. Study on mechanisms and synthesis of ti - b4c - xcu system with self - propagating high - temperature

    體系自蔓延高溫合成過程及機理
  11. The application of sulfuric acid slag in ceramic coating formed by self - propagating high temperature synthesis

    硫酸渣在自蔓延高溫合成陶瓷塗層中的應用
  12. Application of self - propagating high temperature synthesis combined with powder metallurgy and foundry in preparation of cermet composite

    自蔓延高溫合成結合鑄造技術制備復合材料的研究
  13. For increasing the erosion - corrosion resistance of the elbow part, a process and simple equipment of making ceramic - coated elbow based on the theory of self - propagating high - temperature synthesis has been developed and applied in practice

    作者提出了在彎頭內壁覆上陶瓷塗層以提高其耐沖刷及抗磨損性,並利用重力分離自蔓延法合成陶瓷塗層的原理,研究了製成陶瓷塗層復合彎頭的工藝及其簡易裝置,製成的復合彎頭和彎管已在生產中得到應用。
  14. Our analysis shows that the criterion for self - propagating wafer bonding is relevant to the dimensionless parameter

    分析結果表明,晶片直接鍵合的條件與無量綱參數有關。
  15. The applications field of fgm include aerospace, electron, chemistry, biology and medicine fields ; the composition change also from metal / ceramic to metal / metal, metal / alloy, non - metal / non - metal and non - metal / ceramic. moreover, various methods including powder metallurgy, self - propagating high - temperature synthesis ( shs ), chemical and physical vapor deposition ( cvd and pvd ), electrodeposition, laser cladding method, plasma sputtering and sol - gel method have been studed. metal organic chemical vapor deposition ( mocvd ), using chemical vapor deposition of metal organic compounds, is an effective method for acquiring special function materials and membrane

    功能梯度材料是21世紀最有發展前景的新型材料之一,其用途已由原來的宇航工業,擴大到核能源、電子、化學、生物醫學等領域;其組成也由金屬?陶瓷發展成為金屬?金屬、金屬?合金、非金屬?非金屬、非金屬?陶瓷等多種組合;其制備方法主要包括粉末冶金法,自蔓延高溫合成法( shs ) 、氣相沉積法( cvd和pvd ) 、電沉積法,激光熔覆法,溶膠?凝膠法( sol - gel )等。
  16. Yag powder was prepared by self - propagating high - temperature synthesis method

    採用燃燒法制備了yag粉體。
  17. Reactive ball milling technology appeared after self - propagating phenomenon in the process of ball milling was discovered

    球磨過程中自蔓延現象的發現,促使了反應球磨技術( rbm )的產生。
  18. Of all the malicious codes, worms are capable of self - propagating without human intervention, which means more serious underlying disaster

    在惡意代碼中,蠕蟲由於無需人的干預,能夠自動傳播,因此造成的危害最大。
  19. The criterion of microroughness for self - propagating wafer bonding is studied according to jkr contact theory, where the microroughness model is based on a sinusoidal distribution for gap height and gap length

    摘要根據jkr接觸理論,推導出晶片直接鍵合時晶片接觸表面粗糙度需要滿足的條件,其中晶片接觸表面粗糙度的描述是基於縫隙長度和縫隙高度的正弦波模型。
  20. During the study of sol - gel process, we successfully synthesized the series of nanometer powder of the lizn ferrite by citric acid self - propagating method, studied the influence of the value of ph, the rate of citric and the calcinations temperature, discovered the optimum conditions to synthesize nanometer powder of the lizn ferrite

    在溶膠-凝膠工藝技術研究中,利用檸檬酸自蔓延法制備了納米lizn鐵氧體粉末,研究ph值、檸檬酸組分、煅燒溫度等工藝條件對納米粉體性能與形貌的影響,探索出一條制備單一晶相的lizn鐵氧體納米粉末的工藝條件。
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