block efficiency 中文意思是什麼

block efficiency 解釋
碼組有效率
  • block : n 1 片,塊,大塊;粗料,毛料;木料;石料;金屬塊;【建築】塊料,砌塊;【地質學;地理學】地塊。2 ...
  • efficiency : n. 1. 功效。2. 效率;效能;實力,能力。3. 【物理學】性能。
  1. In the fire control system, cannon shooting efficiency and injure probability are raised by block hit system of multiple hit target

    作者建立的攔阻射擊體制下的多重命中體制提高了火炮系統的射擊效能和毀傷概率。
  2. Experiments show that the efficient motion estimation algorithm proposed can further reduce block matching distortion computations relative to conventional fast motion estimation algorithms with neglectable coding efficiency loss ( within 0. 1db )

    提出一種基於節點模型的可變形塊匹配運動估計演算法來搜索最佳運動矢量。實驗表明,在編碼性能損失很小的條件下,可以使得運動搜索塊匹配的運算量在通常快速運動搜索演算法的基礎上下降61 % 。
  3. The first facet is to put forward four - step block matching algorithm which can deduce the time of motion estimation and improve the coding efficiency, based on the traditional motion estimation algorithms. the second facet is to propose a new rate control algorithm, that is average - reaction rate control algorithm, based on the rate control of mpeg2. the new rate control algorithm can achieve rapid and efficient adaptive coding

    首先在對傳統的運動估計演算法進行研究和改進的基礎上,提出了四步搜索塊匹配的運動估計演算法,減少了運動估計的時間,提高了編碼效率;其次在分析mpeg2比特率控制的基礎上,提出了一種新的比特率控制演算法? ?平均響應比特率控制演算法,該演算法能夠快速有效的實現自適應編碼。
  4. The conventional methods for mining such seams including the longwall blasting and block caving suffer form the drawbacks of being low in recovery, high in labor intensity and low in efficiency. after shifting to the use of the fully - mechanized extraction system by the zhaogezhuang branch mining industry co. of kailuan ( group ) co., the mining of the pitching seams has met with remarkbable social and economic result

    針對大傾角煤層長壁炮采、落垛等採煤方法,存在回採率較低、員工勞動強度大、高產高效受限及安全等諸多問題,開灤(集團)趙各莊礦業分公司在探討大傾角煤層採煤工藝的改革及實踐大傾角煤層綜合機械化採煤過程中,取得了較好的社會經濟效益。
  5. And scores of ingrained rules and habits block efficiency efforts or actually reward waste

    現行的數十種法規加上根深柢固的習慣,使提升效益的努力窒礙難行,甚至還獎勵浪費。
  6. If this frame field adaptation is extended to macro block level, the coding efficiency will be further increased

    在h . 264 avc中,圖像級的幀場自適應paff編碼和宏塊級的幀場自適應mbaff編碼都被采納。
  7. Moreover, the block time - recursive 2 - d rdgt algorithms and their unified parallel lattice structure implementation are extended from 1 - d rdgt case. three applications of the rdgts are investigated : gabor representation for transient signals via the rdgts, mnr fid signal enhancement via the oversampled gabor transforms, representation and approximation of time - varying systems via the rdgts. the experimental results show the efficiency and advantages of the rdgts in applications

    研究了基於實值離散gabor變換的瞬變信號表示演算法、基於過抽樣實值離散gabor變換的核磁共振fid信號增強演算法以及基於實值離散gabor變換的線性時變系統表示與逼近方法,實驗結果驗證了實值離散gabor變換在應用方面的優越性和有效性。
  8. As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system

    功率放大器( pa )作為無線通信射頻發射機中不可缺少的關鍵電路,對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用,而適用於恆包絡信號放大的e類功率放大器,更是在現代通信系統中佔有十分重要的地位。
  9. For video codec, after analyzing and researching the newest standard h. 264, an efficiency algorithm was proposed in this paper using self - feature, spatial correlation and temporal correlation to judge the encoding mode of one macro - block. through this method, the best prediction mode can be obtain before encoding, then, the coding time can be reduced dramatically with a little expense of bit - rate. for video transmission, in this paper, a transmit method was proposed using tcp / ip protocol under the environment of local networks

    首先,在分析及研究最新的視頻編碼標準h . 264的基礎上,利用宏塊自身的特點和其時間、空間的相關性來判斷宏塊應該採用的編碼模式,從而提前得到該宏塊的最佳編碼模式,新方法有效地克服了原標準演算法中窮舉式的復雜演算法,在壓縮碼流只有少許增加的情況下,大幅度地提高了幀內及幀間編碼的速度。
  10. 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。
  11. The system exhibits fast response for the load current disturbance and the system always operates at discontinuous conduction current mode so that no slope compensation is required and high efficiency will be achieved when driving 4 leds. the design and analysis of sub - block circuits are provide in the thesis where band gap reference, oscillator, current sensing and over current protection, led load current

    本文完成了各個單元電路的分析與設計,著重分析了帶隙基準源、振蕩器、采樣和過流保護、負載led電流控制和開負載保護五個子電路,對其餘子電路也作了簡要分析。
  12. Pipeline increase the cpu efficiency greatly, but the exist of instruction correlation make the pipeline block and delay frequently, as a result it can ’ t achieve the aim that one instruction completed in one period averagely

    但由於流水線中指令相關等問題的存在,常常使流水線發生阻塞延遲,使得指令不能夠在預定的時刻完成,因而無法達到極限速度的目標,更無法超越該速度。
  13. To improve the efficiency of assembly programming for microcontroller and to shorten the developing period, this article discussed the composition key element, function, characteristic and designing mentality of the developing platform of the mcu assembly language, also gave the basic procedure block diagram of the mathematical operation platform based on the view of the platform

    摘要為了提高單片機匯編語言程序的編程效率,縮短開發周期,從平臺模式的觀點出發,闡述了單片機匯編語言程序開發平臺的構成要素、功能和特點以及設計思路,並給出數學運算平臺的基本程序框圖。
  14. If coreless melting furnace mainly for steel , alloy steel , cast iron , and other ferrous metal materials and stainless steel , copper , aluminum , zinc and other non - ferrous metal materials melting , melting with high efficiency , energy - saving , metal components uniform , burning less temperature or block , simple operation , easy to supporting the advantages of production lines

    中頻無芯熔煉爐主要用於鋼、合金鋼、鑄鐵等黑色金屬材料以及不銹鋼、銅、鋁、鋅等有色金屬材料的熔煉,具有融化效率高、節電、金屬成分均勻、燒損少、溫升塊、操作簡單、易於配套生產線等優點。
  15. This thesis analyzed the error performance of mfsk and mpsk modulator in hf with optimal receiver, studied the shortcoming and strongpoint of several typical short - wave data transmission systems and their performance over fading and intersymbol interference channels. the theory and key technical of adaptive modem is discussed. in the last, an efficient modulation scheme - block coded modulation is introduced into hf radio systems to improve the efficiency of hf data transmission, this paper also proposes a hf data transmission system scheme composed of a block coded modulator and a decision feedback type adaptive equalizer

    本文在對短波數傳兩種常見調制方式fsk及psk最佳解調性能分析的基礎上,討論了幾種採用典型調制技術的短波數傳系統(如時頻調制、多進制頻移鍵控慢跳頻、 chess系統)原理、優缺點以及抗衰落和抗符號間干擾的性能;分析了自適應串列數傳系統抗短波通道衰落和多徑干擾的原理、關鍵技術;在本文的最後引入一種有望解決短波數傳系統低效率狀況的調制方式bcm -分組編碼調制,給出了一個採用bcm技術與自適應均衡技術相結合的短波數傳系統方案,並通過計算機模擬進行了初部驗證。
  16. C2dvlc employs context - based adaptive multiple table coding to exploit the statistical correlation between dct coefficients of one block for higher coding efficiency

    算術編碼利用編碼符號的聯合概率,並且其機制更易於概率匹配,因此編碼效率高。
  17. Firstly, based on conventional vq, a fast algorithm named equal - sum block - extending nearest neighbor search ( ebnns ) is presented, which not only can achieve the reconstructed image of full search algorithm but also can greatly reduce both the codeword search ratio and chip area. in order to improve coding efficiency, a new algorithm called correlation - inheritance coding is proposed, which is embedded in conventional vq system to improve compression ratio by re - encoding the indexes

    首先,在普通矢量量化基礎上提出了等和值塊擴展最近鄰快速碼字搜索演算法( ebnns ) ,該演算法在圖像畫質達到窮盡搜索演算法的前提下,大大降低了碼字搜索率和硬體實現面積;為了提高編碼效率,在相關性編碼方面,提出了相關繼承編碼演算法,對普通矢量量化后的編碼索引進行無損重編碼。
  18. Be aimed at the characters of fluvial layered pool, such as serious intrastratal and interlayer heterogeneity, small water flooding volume and low oil displacement efficiency in its high water - cut stage, the fine research work on reservoir heterogeneity model are carried out, and the research is done on the base of geological, logging, production testing materials and production date and with a center of the research of remaining oil. the west 7th block, gudong oilfield is in case. the forming mechanisms of remaining oil and its distributing feature in this area are revealed

    本文針對我國陸相沉積層狀油藏層內及層間儲層非均質性嚴重、高含水期水驅波及體積小、驅油效率低等特點,以剩餘油研究為中心,藉助于數學地質統計及聚類分析等方法,綜合利用孤東七區西的地質、測井、生產測試資料和生產動態信息等,深入開展了儲層非均質模型的精細研究,揭示了在不同規模非均質模型上剩餘油的形成機理和分佈特徵。
  19. Furthermore, block bidding avoids tying - sales of power energy, which can decrease the market payment and improve the market efficiency

    分段競價的電力市場按照持續的負荷段定價,避免了電能的搭配銷售,市場購電費用降低,市場效率提高。
  20. This simple computer cutting machine is mainly used for block foam abnormity cutting, two or three dimensional polyurethane foam or similar materials, as adopt special frame movement and worktable rotate, has a good advantage of occupying area small ( only half the area of the same style cutting machine ), product efficiency high school workman can operate freely after training ), so product widely used in modern commercial varies field, such as heat preservation materials, furniture, mattress, packing and other industrial usage

    這種機器主要用於發泡后的塊片狀泡綿的異形切割、裁及切片,兩維或三維的各種形狀的聚氨脂軟泡或類似材料,由於採用獨特的機架移動及工作臺旋轉方式,具有佔地面積小(僅占同型號工作臺移動切割機的二分之一) ,生產效率高(是同型號工作臺移動型效率的數倍或十數倍) ,切割精確、操作簡便(具有初中以上文化的工人經培訓就可操作自如)等優點,產品在現代商業許多不同領域中得到廣泛應用(如:保溫材料、傢具和床褥的墊、各種汽車用品、包裝及其它工業用途。
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