自加速分解 的英文怎麼說

中文拼音 [jiāfēnjiě]
自加速分解 英文
self-accelerating decomposition
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 解動詞(解送) send under guard
  1. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點,本文提出了一種應用於激光多普勒測的高精度信號處理技術,即首先利用hanning窗的welch修正周期圖演算法得到信號功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化析,再引入能量重心頻譜校正演算法對細化后的譜峰進行校正析,從而將離散頻譜析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來,充發揮各的優點:通過hanning窗的welch修正周期圖演算法快得到功率譜及峰值頻率,通過goertzel演算法獲得析頻帶的高析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行高精度校正,這樣不僅保證了演算法的高效性,而且大大提高了析的精度。
  2. The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included

    雲中凝結核ccn的數濃度採用超幾何函數表示;雲水向雨水的動轉換過程採用grabowski ( 1999 )的公式,考慮了雲滴譜的特徵和發展變化對該過程的影響,而不是採用原方案給定閾值的方法描述該過程;對連續碰並方程不再將粒子落差作為常量提出積號外,而是直接作為粒子直徑函數在積號內求,這樣處理可以迴避使用粒子群的平均落帶來的誤差;增了霰和雪、霰和冰晶的碰並微物理過程。
  3. The no - tillage and culture focus more on creating better conditions for microbe decomposing the crop residue compared with no - tillage. there are four principle in it : 1 ) successive capillary water circulation ; 2 ) successive no - tillage ; 3 ) successive multiple crop rotation ; and 4 ) successive " ridge and furrow culture ". by these devices taken, the soil accumulate more organic matter in shorter period compared with general no - tillage

    將秸稈混入土壤中,壟、溝搭配,保持土壤的浸潤狀態和連續植被,不僅決了覆蓋免耕制中有機質、轉化慢的問題,而且使輸入土壤的有機質、轉化更,所以在促進土壤有機質循環方面然免耕製表現出明顯的優越性,土壤有機質遂表現為快的增長。
  4. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其與具體的的抗震設防烈度和場地特徵周期結合起來,計算析了成層地基中單樁的橫向地震響應,得到了以下結論: 1 )上部結構慣性力對樁的橫向地震響應的影響不可忽略; 2 )成層地基中的單樁的橫向地震響應主要受地震基本度、場地特徵周期、上部結構質量的影響,隨地震基本度、上部結構質量的增大而增大;場地特徵頻率越接近樁基振頻率,樁基地震響應越大,等於振頻率時,由於發生共振現象,樁基響應幅值最大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁頂固接的連接方式,可以有效地降低地震時單樁的橫向地震響應。
  5. Hydroperoxide decomposition into radicals is accelerated by various catalysts, notable the transition metals.

    氫通過氧化物由基的過程,可被各種催化劑,特別是過渡金屬。
  6. The modern technology give a chance for the pattern of transmitting knowledge with network, the course based on network have opened up it ' s way in china, our pursuer paid more attention to the mode, but in america, pursuer have studied the more width aspect, thereinto the investigation and design of the information in the course based on network is very important, for the design of the information decide the pattern how the student receive the information, which will effect the way of knowledge understanding and memory, and the way is related to the study pattern, so the design of the information in the course based on network is very important to the efficiency and effect. so the core of the paper is the investigation and design of the information in the course. i have the entropy from the information science as the analyse tool to analyse the information, these work tell us the efficient pattern to transmit information, based on the result, i design the net page, of course, study theory and the character of the net itself are also the factors i employ for design a good net page. then, links and navigation is constituted for students adapt to the course based on network

    當今技術的發展給知識以網路為媒介來傳播的學習方式帶來前所未有的機遇,網路課程在國內迅開展起來,但是國內研究者的注意力主要集中在對網路課程模式的探索上,放眼國外,他們的研究觸角已經涉及到網路課程比較細致的方面,尤其是對網路課程信息的研究構成了國外網路課程研究中的比較重要的一個方面,而網路課程中信息的設計是重要的,因為信息的組織設計是為了接受者能對信息進行有效的信息工,信息的呈現模式影響著學習者對知識的理和記憶方式,進而決定了學習者的學習模式,因此網路信息的設計在網路課程傳遞的效率和效果中就佔有很重要的位置。基於這個觀念,本文把網路信息的組織設計作為研究的重點,引入了信息科學作為研究的主要工具對網路中的信息作以量化析研究,主要應用了信息科學中信息熵的公式進行推導,得到學習內容信息組織的基本模式,並充利用網路身特性和學習理論對知識信息進行細致的設計,此外還對鏈接和導航信息進行了設計,在網路課程的適應性方面作出了努力,把交互信息與輔助學習信息的析設計與應用和對網路頁面信息的總體調節優化作為主體信息設計部的補充,最終形成了網路信息組織設計的方案,力求創設一個能夠有效傳遞知識信息,減少網路身弊病,並帶有一定適應性的網路學習環境,也使更多的網路課程的設計者關注網路信息這個因素。
  7. With the acceleration of extinction of species, biodiversity conservation is extensively concerned. the extinction of species is concerned with the degree of threat by biotic and abiotic factors. so, taking action to preserve plant species is very necessary and paramount before their extinction. one of the most effective biological techniques to conserve the biodiversity is the establishment of genebanks, i. e. ex situ conservation. the elucidation of various factors that regulate seed viability and vigor in storage is essential. an ideal condition to prolong the longevity is mainly depended on seed water content, temperature, humidity and types of containers used during storage. the optimum stage of seed maturity, harvesting techniques and processing, in addition to physiological features such as degree of dormancy, also play key roles in seed storage. certainly, desiccated seeds deteriorate with time even under extremely good genebanking conditions. according to seed storage behavior, it is necessary to consider three principal factors : storage environment, storage duration and plant species which will affect seed survival under good genebanking conditions. the present review is an attempt to discuss the importance of the aforementioned aspects of seeds in detail in order to conserve plant germplasms ( especially wild rare and endangered plants ) for ex situ conservation through seed - gene bank

    一個物種的滅絕是與其受生物因子和非生物因子的威脅程度相關的.隨著物種的絕滅,保護生物多樣性受到廣泛地關注.保護生物多樣性的最有效的生物技術之一是建立種子基因庫,進行遷地保護.種子庫理想的貯藏條件主要取決于種子含水量、貯藏環境(如溫度和濕度)和貯存種子的容器.進行種子貯藏,了種子生命力和活力的影響因子的作用機理是十重要和必要的.除了種子身的生理特徵外,種子的貯藏壽命與種子成熟度、收獲技術、工處理方法也是息息相關的.即使在最適的庫存條件下,種子也會隨時間發生劣變.因此,必須根據種子特定的貯藏行為,以考慮影響種子存活的3個主要方面(貯藏環境、貯藏期和植物種類)而選擇有效的貯藏方案.本文試圖討論種子貯藏生理的幾個重要方面及其需決的技術問題,以便更好地通過種子基因庫,長期有效地保存植物種質資源
  8. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果別建立了以h和c為變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱反應動力學微方程,並採用goast - redfem積法和p函數對其動力學參數進行了求析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱動力學模型,為科學確定反應器的閃工作溫度范圍及熱反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充時間理論進行了研究,析推導出了不同尺寸生物質顆粒中心溫度達到充溫度的時間( t ) ,得出了理論推導的充時間與最大產油率的熱時間相一致的結果,為閃反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃反應器物料滯留時間( )與轉(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉理論等。
  9. Different parts in the same seamless system perform different tasks, and the use of oo method becomes the key point in the system integration of netfeaf. by making full use of some strategies like " from top to down ", " divide and conquer " and " step by step ", with the help of oo method, netfeaf creates a new method to build the whole integrated system : using one class hierarchy map to fully stand for the structure of netfeaf, and different parts in netfeaf like cluster class library, fea class library, web fea class library and gravity wharf cad class library can also be further explained by their sub class hierarchies, then the complexity of building netfeaf has been decreased step by step, the whole building procedure becomes much easier, so oo method can really change complexity into simplicity

    Netfeaf系統依據頂向下、而治之以及層層推進的實現原則,採用了全新的系統構造思路,對系統的集成用整體類庫組成圖進行表述,對各組成部通過子類庫再進一步詳細介紹,系統的整體實現被一層一層、細化,各組成部基於統一的計算核心集成在同一個系統框架內,同時相互之間還保持一定的獨立性,獨成一體,正是因為深入利用了面向對象的析與實現手段,整個復雜系統構成從概念上更有利於理,集成更緊湊,具體模塊的實現也更高效,面向對象方法的變復雜為簡單的策略藝術在系統的具體實現過程中得到了充展示。
  10. It reframes the traceback problem as a polynomial reconstruction problem, and uses techniques from algebraic coding theory to provide robust methods of transmission and restriction. the scheme is a new solution to the traceback problem during a dos attack ; the honeypot for ddos, which is a tool of traceback, lures the attacker to believe that he successfully compromised a slave for his needs, convincingly simulating the architecture of a potential ddos attack ; the source - based approach to ddos defense, which is a useful adjunt to traceback systems, deploys a ddos defense system at source - end networks. attacks are detected by monitoring two - way traffic flows, and the attacks originating from source networks are stopped by rate - limiting ; the routing mechanism based on pushback treats ddos attacks as a congestion - control problem

    最後,就有關ddos攻擊反向追蹤問題,從四個方面對其決方案進行了研究:在析比較幾種反向追蹤演算法的基礎上,著重研究了代數方法編碼反向追蹤信息的方案,該方案把追蹤重構問題當作多項式重構問題,使用代數編碼理論技術提供魯棒的傳送和重構方法,是dos攻擊過程中的反向追蹤問題的一種新的決方法; ddos陷阱作為反向追蹤的工具,引誘攻擊者相信己成功與所需的傀儡主機通話,令人信服地模擬出潛在ddos攻擊體系結構;基於源的ddos防禦方法作為反向追蹤有用的補充,將防禦系統部署在源網路,通過監控雙向流量檢測攻擊和限制率終止來源的攻擊;基於向後倒推的防禦ddos的路由機制把ddos攻擊看作擁塞控制問題,添功能到每個路由器來檢測並優先丟棄可能屬于攻擊的包,通過向後倒推上級路由器也得到通知而把這樣的包丟棄。
  11. While there are so many problems that made trust and investment companies face lots of internal and external risks in real operation such as the immature market, the scarcity of government legislation and supervision, the management risks in the trust and investment companies and so on. all these need be solved by the trust and investment companies under the assistance of government department responsible for legislation and supervision. this article states from the real status of the trust industry, analyses the risk of it and brings forward the solutions from the following four angles : innovating trust production, such as npl trust, state - owned stock trust, leasing trust, mbo trust, esot, etc, perfecting the mechanism of risk control from var model and risk estimation, enhancing the cooperation with other financial institutions like banks, securities institutions, insurance companies and leasing companies, and strengthening the system of government legislation, supervision and self - restriction of trust and investment companies

    本文從中國信託業的現狀出發,析信託投資公司存在的問題,尤其是整頓后依然存在的問題,借鑒國外信託業的經驗,結合中國信託業的實際情況,從創新信託產品、健全信託投資公司風險控制機制、強與其他金融機構合作和增強監管機制等角度進行探討,提出決問題、信託機構健康發展的途徑:第一、根據目前我國信託業的規定,結合中國的經濟狀況,從處置國有不良資產、減持國有股、與金融租賃相結合、管理層收購、職工持股、銀行處理信貸資產、房地產、應收債權等領域創新信託產品;第二、引入國際上風險控制模型內控信託機構的風險,並採取信用評級的手段對信託投資公司和信託產品進行評級,從外部控制信託機構的風險;第三、提出信託投資公司應與銀行、證券、保險和租賃業相結合,在業務上相互補充,資源上共享,促進信託業的發展;第四、從完善信託立法、強監管力度、健全信託投資公司個體律和行業律等方面完善信託的監管體系。
  12. Secondly, the adaptive integral method is studied in detail. the two key techniques used in aim are introduced in roundly. they are : fast and efficient solutions of auxiliary basis function, and fft used to accelerate the computation of toeplitz matrix and vector multiplication

    接著,詳細研究了適應積方法的基本原理和數值實現方法,並深入研究了數值實現中的兩個關鍵問題:輔助基函數的快精確求和fft多層拓撲利茲矩陣與矢量相乘的計算。
  13. We hope that this paper may supply technique supports for developing high speed and precision nc grinding machines with our own patents in our country

    為此,析了凸輪軸工的工藝特點,提出了凸輪軸高精密磨削要決的關鍵技術問題,希望為開發我國具有主知識產權的高精密數控凸輪軸磨床提供理論依據。
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