混合比重 的英文怎麼說

中文拼音 [húnzhòng]
混合比重 英文
blend gravity
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • 混合 : (攙雜在一起) mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
  • 比重 : 1 (部分在整體中所佔的分量; 比值) proportion 2 [物理學] (物體重量和其體積的比值) specific grav...
  1. Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing

    文摘:應用計算機模擬的方法,在不考慮燃燒的冷態情況下,研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上,較了2種不同設計方案的氣流流動特徵,尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和的影響.結果表明,阻流板的設計對加強空氣和煤氣的有著極為要的作用,同時也增加了空氣管道的阻力損失,在同樣的工況條件下需要提高管道系統的總壓力
  2. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓凝土力壩漸進破壞過程和可能失穩方式的基礎上,提出了以準彈性臨界作為穩定臨界準則的設計極限狀態,分析了按該準則設計的大壩的實際工作狀態,導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式,探討了定量計算考慮各種因素影響的相應設計安全系數的理取值,並與現行規范方法進行了
  3. Based on the contrast with other method, the way " frame + rule " is choused to store the knowledge. directing against the characteristic, put forward positive and negative to the tactics of mixing reasoning. at last adopting the thought of the soft project, the modularized and open system of hydraulic turbine group is realized by delphi 6, which is an object - oriented language

    在本文中,研究了水輪機組的狀態監測和故障診斷整個系統,闡明了系統主要內容和總體框架,並著研究了作為專家系統核心的知識庫及管理系統的構建方法,在較的基礎上採用了「框架+規則」的組存儲方法,並且針對特點提出了正反向推理的策略,最後採用軟體工程的思想,用delphi6 . 0編程實現了具有模塊化和開放式的水輪機組的故障診斷專家系統。
  4. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後,綜本區幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相,研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔作用;玄武巖漿的起源深度73km ;從幔源砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究區具備了金剛石成礦地幔地質條件。
  5. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過試驗研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層收縮裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青料面層的厚度,雖然初期造價有所增加,從長遠來看,具有十分要的技術和經濟意義。
  6. Adopting the simplex - barycenter design, optimal mixture ratio among carbendazim and triadimefon and thiophanate - methyl which control wheat scab acre studied in this paper

    摘要採用單形心設計法研究了多菌靈、三唑酮、甲基硫菌靈不同例防治小麥赤?病。
  7. It is well known that wolfe type and mond - weir type duals are important duals in mathematical programming. professor xu ( ref. 35 ) firstly introduced a mixed type dual in multiobjective programming, which is more general and flexible than the above two duals. recently, it was pointed out that if a function is invex, then it is f - convex by ref. 37 and vice versa

    我們知道,在所有的對偶規劃中, wolf型和mond - weir型對偶是兩類要的對偶,而徐教授在文獻[ 35 ]中,又針對多目標規劃首次提出了型對偶的概念,它以上提及的兩類要對偶,更具一般性和靈活性。
  8. In this range, the pressure drop increases in proportion to the specific gravity of the mixture.

    在這個范圍內壓力差的增加與物的例。
  9. According to above - mentioned way, this research is on the foundation of jichun - chen teacher research. focal points have studied stock coordination, additive, steam to press maintenance method for the influence of performance of low - silicon tailings aerocrete

    本研究在陳吉春老師研究的基礎上,根據上述思路,點研究了物料配、外加劑、蒸壓養護方法對低硅尾礦加氣凝土製品性能的影響。
  10. In communicaton the bandwidth is an important problem that we should consider, specially in wireless communication. in fact the fiber is mainly used in backbone networks, so it is essential to develop the low rating coding technology of voice. the arithmetic of melp is based on the model of lpc and use the form of mixed excitation. because it integrates the idea of multi - band, so it has the merit of lpc and mbe. it is a perfect coding scheme in low rating voice coding relatively

    而melp語音壓縮編碼演算法是在線性預測編碼參數模型的基礎上,採用激勵的形式,並且結了多帶的思想,因此它擁有線性預測編碼和多帶激勵的優點,是目前低速率語音編碼中一種較理想的編碼方案,也是本文研究的點。本論文通過研究melp的語音編解碼演算法的原理,對它的編解碼過程作了較深入的研究,對其中的一些公式進行了理論推導,並作了模擬分析,最後研究了該演算法的c語言實現。
  11. Abstract : an algorithm is presented for better legal solution in detailed placement of large scale mixed macros and standard cells ic design. due to the limitation of computing complexity, an effective and efficient initial placement is very important for detailed placement. novelty of this algorithm lies in a better solution at initial stage by using network - flow method to satisfy row capacity constraint and the thought of linear placement problem ( lpp ) to resolve overlaps. moreover, divide - and - conquer strategy and other simplified methods are adopted to minimize complexity. experimental results show that the algorithm can get an average of 16 wire length improvement on paflo in reasonable cpu time

    文摘:以大規模模式布局問題為背景,提出了有效的初始詳細布局演算法.在大規模模式布局問題中,由於受到計算復雜性的限制,有效的初始布局演算法顯得非常要.該演算法採用網路流方法來滿足行容量約束,採用線性布局策略解決單元疊問題.同時,為解決大規模設計問題,整體上採用分治策略和簡化策略,有效地控制問題的規模,以時間開銷的少量增加換取線長的明顯改善.實驗結果表明該演算法能夠取得較好的效果,平均paflo演算法有16的線長改善,而cpu計算時間只有少量增加
  12. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴非線性、干擾因素復雜、耦、模型不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙氣含氧量控制送風的傳統模式,針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴,煤種雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的模糊控制技術,結自尋最優控制的思想,設計了一種模糊自尋優控制器,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在線優化風煤配,實現最佳經濟燃燒,切實保障了鍋爐的經濟運行。
  13. In a situation that various kinds of concrete material, admixture and match ratio certainly, in order to be up to various kinds of even distribution which make up the material, form good inside micro organization and structure, vibration is it as concrete making lawing of filling a prescription basic, play an extremely important role to mix

    凝土各種組成材料、外加劑和配一定的情況下,為了達到各種組成材料的均勻分佈,形成良好的內部微觀組織和結構,振動攪拌作為凝土基本的制配方法,起著極為要的作用。
  14. In the algorithm level, currently various training algorithms of neural networks, including gradient algorithms, intelligent learning algorithms and hybrid algorithms, are comparatively studied ; the optimization principle of bp algorithm for neural networks training is analyzed in detail, and the reasons for serious disadvantages of bp algorithms are found out, moreover, the optimization principle of two kinds of improved bp algorithms is described in a uniform theoretic framework ; and the global optimization algorithms of neural networks, mainly genetic algorithm are expounded in detail, it follows that a improved genetic algorithm is proposed ; finally the training performances of various algorithms are compared based on a simulation experiment on a benchmark problem of neural network learning, furthermore, a viewpoint that genetic algorithm is subject to " curse of dimension " is proposed

    在演算法層,本文對目前用於神經網路訓練的各種演算法,包括梯度演算法、智能學習演算法和學習演算法進行了較研究;對用於神經網路訓練的bp演算法的優化原理進行了詳細的理論分析,找到了bp演算法存在嚴缺陷的原因,並對其兩類改進演算法-啟發式演算法和二次梯度演算法的優化原理,在統一的框架之下進行了詳盡的理論描述;對神經網路全局優化演算法主要是遺傳演算法進行了詳細的闡述,並在此基礎上,設計了一種性能改進的遺傳演算法;最後基於神經網路學習的benchmark問題對各種演算法在網路訓練中的應用性能進行了模擬研究,並提出了遺傳演算法受困於「維數災難」的觀點。
  15. In chapter 5, we expatiate a new mixed architecture of ip qos model, which uses mpls as its main body and uses the advanced ideas of intserv & diffserv as its assistant. mainly focus on the idea in design and the architecture of the model

    第五章中以mpls為框架,以intserv和diffserv的模型中較先進的思想為輔助,提出一種新的式的ipqos服務模型,並著分析了模型的設計思想和體系結構。
  16. ( 2 ) the process of dc discharge in o2 / n2 mixtures with the different n2 concentration has been simulated. the dependences of number of collisions with the e / n and the energy of electron are given. it is analyzed stressfully that the process of electron - molecule collision with the e / n and the energy of electron in air at atmospheric pressure

    對于o _ 2 n _ 2氣體,模擬了不同配條件下直流放電過程,得出了發生碰撞的粒子數隨e n 、電子能量的變化;著分析了空氣中激發、電離、分解及分解電離碰撞的粒子數隨e n的變化,給出了電子漂移速度和平均電子能量隨e n的變化。
  17. Welding electrode is a kind of welding material, which is widely used in machine manufacturing and project construction. it consists of welding core and fluxes coated on the welding core. the composition of the flux and the level of the mixture uniformity are key factors in which determine the type, function and quality of the welding electrode

    電焊條是機械製造和工程建設中廣泛使用的焊接材料,它由焊芯和塗在焊芯外的藥皮組成,藥皮成份配方和均勻度是決定電焊條的型號、性能和質量的要因素,而成份配的準確性和的均勻性,則依賴于配料工藝的先進程度。
  18. Standard test method for maximum specific gravity and density of bituminous paving mixtures using automatic vacuum sealing method

    自動真空密封法測定瀝青鋪面料最大和密度的標準試驗方法
  19. Standard test method for bulk specific gravity and density of compacted bituminous mixtures using automatic vacuum sealing method

    用自動真空密封法測量壓實的瀝青料的毛體積和密度的標準試驗方法
  20. Abstract : this paper not only analyses the importance of air - conditioning in the development of textile enterprises but also discusses the problems mills in sichuan faced at present. it emphasizes the effect on the energy consumption by mixing air proportion outdoors and indoors, the cause of air filters ' misuse and the limits of room air use

    文摘:強調了紡織空調在紡織企業發展中的要性,討論了目前四川紡織企業在空調設備運行和管理中存在的一些問題,著分析了新、回風例對能耗的影響,除塵設備使用不正常的原因,及其對回風利用的限制等,提出了降低能耗的一些措施,還分析了紡織工藝發展給空調管理可能帶來的新挑戰,為四川紡織空調的理運行提出了幾點建議。
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