缺氣沉積 的英文怎麼說

中文拼音 [quēchén]
缺氣沉積 英文
anaerobic sediment
  • : Ⅰ動詞1 (缺乏; 短少) be short of; lack 2 (殘缺) be missing; be incomplete 3 (該到而未到) be ...
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : Ⅰ動詞1 (沉沒; 墜落) sink 2 (沉下 多指抽象事物) keep down; lower 3 [方言] (停止) rest Ⅱ形容...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 沉積 : [地] deposit; sedimentation; deposition; precipitation
  1. ( 5 ) glassy oxide film of samples processed by mevva al / piid si covered the surface of sic coating thickly and uniformly, and left few holes as a result of a good ability of sealing, which made weight loss of sic - c / sic smaller in air at1300

    ( 5 ) mevva源注入al再piid (等離子源全方位) si塗層,玻璃氧化層厚而均勻,愈合性能好,孔洞少,對塗層陷有最佳的改性效果。復合材料在1300空中的氧化失重顯著降低,甚至出現增重。
  2. The research indicates that the climate character which is the temporal coupling of aridity, lack of rain and excessive wind, together with the thick sand matter sediment of the west liao river system, lead to the frangibility of environment in keerqin sandlot. in the recent years, there is a seriously lack of water resources. about 50 p

    研究表明:該地區候特徵表現為乾旱、少雨、多風在時間上的耦合,加之西遼河水系巨厚的沙物質,構成了科爾沁沙地生態環境的脆弱性』 o近些年來,水資源嚴重短,由於降水減少和不斷採集地下水,近50的湖、泡己乾涸。
  3. In 2005, 61 physical and chemical parameters were measured and analysed in sediments. these included particle size, electrochemical potential as highly anoxic sediment with negative potential is related to organic pollution, chemical oxygen demand which indicates organic pollutants, total sulphide inorganic constituents, source of the unpleasant - smelling gas hydrogen sulphide, 15 metals and metalloids aluminium, arsenic, barium, boron, cadmium, chromium, copper, iron, lead, manganese, mercury, nickel, silver, vanadium and zinc, and trace toxic organics pahs and pcbs - 16 compounds and 18 congeners respectively

    2005年,物監測包括分析61種物理及化學參數,其中有粒子大小電化學勢有機污染促使氧,而讓電化學勢呈負數值化學需氧量顯示有機污染程度總硫化物無機物,是造成難聞體硫化氫的主因15種金屬及準金屬鋁砷鋇硼鎘鉻銅鐵鉛錳汞鎳銀釩及鋅和痕量毒性有機物多環芳烴及多氯聯苯分別為16種復合物及18種同質物。
  4. Bio - remediation can be achieved in different ways, but in the case of the shing mun river, it involved injecting calcium nitrate into the sediment, thus converting anoxic pollutants into odourless gases such as nitrogen or carbon dioxide, and in the process removing offensive odours

    生化處理可以多種形式進行,以城門河為例,處理程序是將硝酸鈣注入物內,使氧的污染物轉化為氮或二氧化碳等無臭體,從而消減臭味。
  5. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過參數的精確控制,以控制過程,減少金剛石膜生長過程中的陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd金剛石膜的實驗過程中,基片預處理、甲烷濃度、壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  6. So chipmakers now routinely deposit a thin, defect - free layer of single - crystal silicon on top of each wafer by exposing it to a gas containing silicon

    因此晶片製造商現在通常會將每塊晶圓暴露在含矽的體中,在其表面上薄薄一層沒有陷的單晶矽。
  7. 3. the gap defects in multilayer cvd sic coatings could be effectively controlled by means of slow deposition in low - pressure chemical vapor deposition ( lpcvd ). 2d c / sic composites with a multi - layer cvd sic coating prepared by slow lpcvd showed weight gain at 1300 @ in air condition

    ( 3 )採用慢速減壓化學工藝實現了對多層cvdsic塗層面陷的有效控制,實現了單一cvdsic塗層保護2dc sic在高溫下( 1300 )的氧化增重。
  8. Coating cracks and defects are main reasons for the limited oxidation resistance of sic - c / sic. in this thesis, surface modification of sic coating was carried out with physical vapor deposition ( pvd ) and ion implantation & deposition, using al, b and si. effects of the modified coatings on the oxidation resistance of sic - c / sic were studied with sem, xrd and aes and so on

    本文採用了物理方法和離子注入方法,以al 、 b 、 si為改性元素,對sic塗層表面進行改性,封填裂紋和陷;結合掃描電鏡( sem ) 、 x射線衍射( xrd )和俄歇能譜( aes )分析,研究了改性層對sic - c sic復合材料抗氧化性能的影響。
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