composite efficiency 中文意思是什麼

composite efficiency 解釋
復合效率
  • composite : adj 1 併合的,復合的,混成的,合成的,集成的。2 【建築】混合式的;【造船】鐵骨木殼的。3 【植物;...
  • efficiency : n. 1. 功效。2. 效率;效能;實力,能力。3. 【物理學】性能。
  1. The dissertation shows how a series of well - performing composite adsorbents that prepared by author suitable for the features of adsorption refrigeration are gained by using water and ethanol as cryogen ( adsorbate ), which cause no harm to body and environment. the performance of the working pairs of water or ethanol with the composite adsorbents in the refrigeration through adsorption and desiccant cooling are thoroughly examined by experiments. the dissertation also examines, through energy analysis, the refrigeration efficiency and utilization ratio of the adsorption refrigeration, and analyzes the economic potential of the adsorption air - conditioning

    以對人體無傷害、對環境無污染的水和乙醇作為吸附製冷工質,研製出適合於吸附製冷特點的性能優良的一系列復合吸附劑;對水或乙醇與自製復合吸附劑組成的製冷工質對的吸附式製冷和吸附除濕製冷的性能進行了深入的實驗研究;用有效能分析方法討論了吸附製冷循環的製冷效率和能量的利用率;對吸附式空調的經濟性進行了分析。
  2. Nano indium, tin oxide etc. particles / polymer composite was studied. high transparence and electromagnetic shielded efficiency are asked. the transparency of organic glass is good, but it is nonconductor and has no shielded efficiency

    大課題採取無機-高分子納米復合技術路線,研製氧化銦、氧化錫等金屬氧化物納米粒子丙烯酸酯類聚合物納米復合材料,要求高透光、高電磁屏蔽。
  3. High efficiency composite catalysts coated on mental carrier, with electrical heated and oxidation - catalysis technology, have a good conversion efficiency. maintenance 20, 000km ; durability 100, 000km. using automobile : comply with the eu - ii emission standard

    採用金屬基過濾,結合電加熱和氧化催化技術,對柴油機車排氣中的co hc nox和微粒等污染物有很好的四元凈化效果。
  4. Composite foundation of composite piles is emphasized and widely accepted by all over the country because of its security and economical efficiency

    組合樁復合地基,由於它的安全性和經濟性,使之在深圳地區乃至全國得到了很大的重視,並且在很多地區正得到推廣和應用。
  5. We calculate composite block masonry ' s heat transfer coefficients under different conditions, then we discuss these data according to the energy efficiency criterion in wuhan city and come up with the key factors which influence the thermal performance of composite block masonry, . at the end of this paper we summarize and look forward to the future of composite blocks in engineering practice in mechanics and thermal sides

    在熱工性能方面,對復合砌塊砌體的保溫、隔熱性能進行了分析與推導,定量推導了多種情況下復合砌塊砌體的傳熱系數,並結合武漢市的地方節能標準進行了論證,提出了影響復合砌塊砌體熱工性能的關鍵因素。
  6. Using the complex potential method in the plane theory of elasticity of an anisotropic body, the series solution of finite anisotropic thin plate containing an elliptical inclusion is proposed with the help of faber series. a hybrid element with an elliptical inclusion for anisotropic materials is obtained by using the hybrid variable principle, and the element efficiency is verified by numerical examples. the state of the damage is modeled by an elliptical soft inclusion, and using the point stress criterion based on characteristic curve and yamada - sun etc. criteria, the prediction of the strength of a composite laminate with damage is set up

    首先基於經典層板理論,將復合材料層板的彈性問題化歸為均勻各向異性板來求解;採用各向異性體平面彈性理論中的復勢方法,以faber級數為工具,給出了有限大含橢圓核各向異性板彈性問題的級數解形式;利用雜交變分原理,成功導出含橢圓核各向異性板雜交應力有限元,並用算例驗證了該單元的可行性和有效性;採用含剛度折減橢圓形彈性核的沖擊損傷模型,引入基於特徵曲線和yamada - sun破壞準則的點應力判據,建立了含損傷復合材料層板剩餘強度的分析方法;通過數值計算詳細討論了各種幾何參數對損傷層板應力分佈、剩餘強度的影響,得到了一系列對工程應用具有實用價值的結論。
  7. 8 - 1. 2g / min, and collection efficiency achieve 8 - 10 % under these parameters. through the study on the dispersion process of the nanoparticle tio2 in water, the author finds out that whisk time, dispersant types, dispersant concentration, dispersing time, ph value, temperature and electrolyte concentration have significant influence on dispersing effects. through contrastive and orthogonal experiments, the author obtains that composite dispersants have better results than single dispersants

    研究表明,液料等離子噴塗制備的納米tio :顆粒平均粒徑為10 ~ 50nln ,其晶型以銳欽礦為主,且隨著電弧功率的增大,銳欽礦含量減少;在本次實驗工藝參數下,收集速率為0 . 8一1 . 29 / min ,收集效率為8一10 % o通過對納米ti02顆粒在水介質中的分散性研究,發現機械攪拌時間、分散劑種類及濃度、分散時間、 ph值、溶液溫度和電解質濃度對納米tio :顆粒的分散穩定性有很大的影響。
  8. Finally enzyme is covalently immobilized. the reclaimed efficiency of immobilized enzyme that is prepared by this vector is over 76 %, but others are between 45 % and 65 %. it shows that activated magnetic polymer composite microspheres is an efficient vector that can be applied immobilization field

    通過這類載體制備的固定化酶的酶活回收率在76以上,而由一般載體制備的固定化酶的酶活回收率在45 - 65之間,這表明活化后的磁性高分子復合微球是一類可以應用於酶固定化領域的高效載體。
  9. In view of the defects of the available bridge girder models , this paper proposes a new double - girder model adapted to composite bridge sections for the dynamic analysis of long - span cable - stayed bridges in the proposed model , the equivalence of the stiffness and mass systems of the bridge girders can be satisfied and the nodes and elements can be maintained in lower numbers the dynamic behavior of a cable - stayed bridge is analyzed by the new double - girder model and the conventional triple - girder model respectively the numerical results show the accuracy and efficiency of the proposed model

    針對大跨度斜拉橋動力分析的現有橋面系模型的不足,提出了一種適用於疊合梁橋面系的新型雙主梁模型該模型既保證了橋面系剛度系統和質量系統的等效性,也使模型的節點數和單元數維持在一個較少的水平,提高了計算效率採用文中提出的雙主梁模型和傳統的三主梁模型對廣州鶴洞大橋進行了動力特性分析,結果顯示了本文模型的正確性和實用性
  10. On the basis of research on market efficiency, index funding, clustering algorithm and time factor, 295 stocks in shenzhen stock market are selected as the research objects. clustering algorithm with time factor is applied to choose portfolio population, and then single index model is used to calculate the weight of every individual stock in order to construct an index proxy portfolio to track shenzhen composite index

    本文在對市場有效性、指數化投資、聚類演算法和時間因子等有關理論進行分析研究的基礎上,以在深圳證券交易所上市的295隻股票為研究對象,使用加入時間因子的聚類演算法選擇證券投資群體,再利用單指數法構造市場指數代理證券組合,以此來逼近深圳綜合指數。
  11. As composite material are widely used in navigation and physical education equipments for high comparing intensity and module, even it has the approxi - mate zero expanding coefficient, as the same time, configuration of composite has been aroused attention by scientific researchers, the goal of them is to find an integrated structure with high efficiency and intelligent and many function all along. grid structure is the right structure with the high efficiency, the researchers overseas have been studying the structure for many years, which manifests it has many excellent nature ; existing research indicate it has higher stiffness and intensity. the form can be detected in health easily for its open shape

    復合材料具有高的比強度和比模量,同時又具有近於零的熱膨脹系數和良好的尺寸穩定性等優良性能,已經廣泛應用於航天航空事業和體育器材生產工業,與此同時,尋求一種高效的、低成本的、並將智能化和功能化集於一體的結構形式,一直是航空航天追求的目標,具有點陣結構的復合材料格柵結構正是這種高效的結構形式,表現出多項優良性能;國外對其進行了大規模的理論分析和一些數值模擬研究,已有的研究表明該結構具有良好的可設計與自動化生產性能而無材料之間匹配問題,開放式的結構形式為結構的健康檢測提供了便利,具有廣闊的應用前景。
  12. Application of high efficiency composite cement grinding aids

    高效復合水泥助磨劑的應用
  13. Since april, 2003, the department has increased efficiency in return processing. the time required for processing the majority of property tax returns and composite tax returns has been shortened from nine months to six months resulting in most taxpayers receiving their notices of assessment earlier. taxpayers do not, however, have to settle their tax bills earlier

    自二三年四月開始,稅務局提高處理報稅表的效率,將處理大部份物業稅報稅表及綜合報稅表所需的時間由原先的九個月縮短至六個月,令大多數納稅人可更快收到評稅通知書。
  14. Automatic fiber placement ( fp ) is a new manufacture technique to produce the affordable composite materials. in fp process fiber is placed on the surfaces of the model by the press roller to form composite structure with low manufacture cost, high efficiency and good quality

    自動鋪絲技術是一種新型復合材料低成本自動化製造技術,它是通過壓輥傳遞一定的正壓力將纖維鋪設在芯模曲面上形成復合材料殼體結構。
  15. Under the conditions of high efficiency water - reducing agent, the homogenization of starch mixed composite powder is better than that of blank cement and only mixed fly ash

    在高效減水劑存在的情況下,摻復合粉的膠凝材料漿體勻質性優于空白水泥與單摻粉煤灰。
  16. For cutting the composite lock gear with unequal tooth thickness, a study is made on the design method of gear sharper cutter with nonstandard parameter involute tooth profile and noninvolute tooth profile. the cutter tooth arrangement, the choice of teeth number of the cutter and the basic method of cutter design are discussed ; and a new method of choosing deflection factor by using limited area is presented. and the curve of relationship between rear angle on tooth crest and helical angle on tooth side of the cutter is given so as to give a basis for the gear sharper cutter to choose its parameters. to design nonstandard gear sharper cutter by adopting the method mentioned above will simplify the calculation and will increase the efficiency of design

    研究加工不等齒厚的非標準參數漸開線齒形,與非漸開線齒形復合的鎖閉齒輪插齒刀刀齒的排列、刀具齒數的選擇以及刀具設計的基本方法,介紹用限制區域選擇插齒刀變位系數的新方法,並給出刀具齒頂后角與側螺旋角的關系曲線,為插齒刀參數的選擇提供依據.結果表明,採用上述方法設計非標準復合齒輪插齒刀,可簡化計算和提高設計效率
  17. Its actual operation proves that the three - wastes fluid - bed multifuel burner optimizes the energy source composition, raises the energy efficiency, and improves the environmental quality, leading to the composite results of environmental and economic benefits

    實際運行證明,三廢流化床混燃爐起到了優化能源結構、提高能源效率與改善環境品質的作用,實現了環保及經濟效益的綜合效果。
  18. The result of experiment shows : the combined process of composite potassium permanganate and powder activated carbon has excellent efficiency of enhanced coagulation and is more advanced than pre - chlorination, which can completely replace pre - chlorination and is not only feasible in technology but also remarkable in economic benefit

    試驗研究結果表明:高錳酸鉀復合藥劑與粉末活性炭聯用具有優異的強化混凝效能,能夠完全取代預氯化並獲得比其更佳的混凝效果;該項強化混凝工藝不僅技術上可行,而且具有明顯的經濟效益。
  19. Compared with traditional air - conditioning, its advantages lie in thermal comfort energy efficiency free use of spacing and etc. this paper introduces the procedure and the result of the experiment of gas - heater radiant floor system and gshp radiant floor system and compares them with traditional air - conditioner. based on the analysis of the heat transfer of radiant floor, this paper uses the theory of heat transfer to establish a mathematical model and computes it with difference equation. the important factors inferred from the model such as floor surface temperature heat intensity composite heat transfer coefficient deviate from the experiment result in a small range of 20 % and fit the need of the practical use

    在分析了輻射地板傳熱機理的基礎上,文中利用熱傳導、大空間的自然對流換熱等傳熱學理論建立了輻射地板的傳熱模型,再採用有限差分方法對模型求解,所得有關輻射地板供冷熱性能的重要參數如地板表面平均溫度、熱流密度、地板表面復合換熱系數等與實測值相差在20以內,滿足工程使用要求;同時得出輻射地板盤管供水溫度是影響地板供冷熱性能的重要因素的結論。
  20. Some special surface treatment methods were adopted to improve the interface interaction between the polymer and magnetic particles in order to increase the encapsulation efficiency. the ultrasonic technique, some organic solvents and several functional steric stabilizers were applied to improve the quality of final magnetic particles. ps / iron oxides magnetic composite microspheres with the size 80 - 210nm were prepared via improved emulsion polymerization

    三種方法可以制備具有不同粒徑和磁性能的磁性fe _ 3o _ 4納米粒子,其中,共沉澱法制備的磁性微粒粒徑大小穩定,比較容易控制在10nm左右,且所得磁性微粒的磁響應性強,具有超順磁性,利於制備高性能的磁性復合微球。
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