block variable 中文意思是什麼

block variable 解釋
集區變量
  • 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 ...
  • variable : adj 1 易變的,變化無常的,無定的 (opp constant steady)。2 可變的,能變的;變換的。3 【數學】變...
  1. Roll over protective structure ( rops ) is a device which installs on out of construction vehicle. the main functions are : when the vehicle rolling over. rops can prevent the vehicle from rolling over further, and reduce the possibility of rolling vehicle injures operator ; when the vehicle traveling on freezing soil. concrete and rock, it has large resist continuous impact ability ; when the vehicle overturning rops can support the whole vehicle. arrangement of falling object protective structure ( fops ) can block objects ( such as trees, rocks ) so that supply protection for operator. this problem is that research rolling over and falling objects protective structure of bulldozer by learning research condition of rops / fops and relative lay down international standard. on the base of theory analysis. detrudes counting formula of rops / fops deformation through founding mechanics analysis model of rops / fops at the stage of elasticity and plastoelastic. and finds a set of feasible nonlinear finite element analysis counting. lt calculates rops / fops plastoelastic deforma variable of 320hp bulldozer, bulldozer has been carried out by optimizing design method

    其主要功能是:當車輛滾翻時, rops能刺入未凍土壤而阻止車輛的進一步滾翻,降低滾翻的車輛對系著安全帶司機軋傷的可能性;保證rops在碰撞和沖擊變形不大的地面(如凍土、混疑土上、巖石)時,能具有相當大的抗連續沖擊能力;當車輛已經處于顛覆狀態時,已經變形的rops應能支撐住整車。落物保護裝置(簡稱fops ) ,其構件的布置方式要能遮蔽墜落的物體(如,樹木、巖石等) ,以便對司機提供適當的保護。本課題主要通過了解國內外有關對rops fops的研究情況和有關國際標準的制定,對大型推土機傾翻和落物保護裝置進行研究,在理論分析的基礎上,通過建立rops fops的力學分析模型,推導彈性、彈塑性階段rops fops變形的計算公式,建立一套可行的rops fops的非線性有限元分析計算方法。
  2. Aiming at the existence of coal dust and gas in the coalmine environment and the special requirements of mine case explosion - proof surface process, the error conversion model, shape precision characteristics, transfer drawings, descriptive equation and error transfer structure chart in the production technological process of case accessories adopting the information flowchart of control theory are discussed, which simplify the traditional block diagram of technological process and represent the relationship of working procedure ( variable ) by information flowchart instead of miscellaneous block diagram

    針對煤礦井下煤塵和瓦斯存在的環境特性、煤礦井用箱體防爆面加工的特殊要求,採用控制理論的信息流圖,對工藝過程中傳統方塊圖進行簡化,使繁雜的方塊圖解採用信息流圖表示工藝過程的工序(變量)之間關系。
  3. In the begin block, we initialize our integer variable

    在begin塊中,將整數變量
  4. In general, the thesis covers the following aspects : first, in accordance with the property of variable tuning optical attenuator ( voa ), which is analyzed and discovered through diffraction theory, selected block plate and made attenuator, and achieved satisfactory effect by experiment in light transportation circuit

    針對可調型機械擋光衰減器的擋光特點,從衍射理論的角度分析和發現該器件的衰減特徵,並根據該特徵選擇擋光片,製作了衰減器。在傳輸光路上試用,獲得了較好的效果。
  5. All of the abovementioned facts suggest that the neoproterozoic diabases from the xuzhou area of the north china block were derived from nd isotopically - depleted mantle sources with variable enrichment in fertile components and produced through variable degrees of melting at different p - t conditions

    結合新元古代全球rodinia超大陸裂解事件及其巖漿活動與地幔柱的密切關系,徐州地區晚元古代輝綠巖墻群為地幔柱作用在華北陸塊邊緣的記錄。
  6. Abstract : this paper discussed two mathematical models for the problem of selecting an expansion plan over a planning horizon for an electric utility system. one of which is the model of optimal sequencing of power plants which is solved using lagrangian relaxation. another is the model of operation. the paper explicated concrete application of the lagrangian relaxation method in calculating block diagram for sloving the scheduling model and considered variable operating expense when calculating

    文摘:運用系統工程方法,建立了火電站興建次序優化模型及火電站運行方式模型,採用拉格朗日鬆弛法研究火電站興建次序的優化,並給出了火電站興建次序優化模型的拉朗日鬆弛法計算.在優化計算過程中考慮了可變運行費用問題
  7. The video part of avs audio video coding standard has been finalized recently. it has adopted variable block size motion compensation to improve its coding efficiency

    Avs audio video coding standard是我國具備自主知識產權的第二代信源編碼標準,其視頻標準部分最近已經被確定為國家標準,即將投入應用。
  8. Interchangeable variable block data format for positioning, contouring, and contouring positioning numerically controlled machines

    定位仿形仿形定位的數控機床用可互換的可變程序塊數據格式
  9. Many data such as m / g, em and seismic have been arranged, processed and interpreted in shengli oilfield, in which, the interpreted data ( 2 - d ) are 64 lines with 1800km. the techniques such as integration of process and interpretation, joint interpretation of m / g, em and seismic, variable velocity mapping, pressure prediction, constraint inversion without well and special process have been applied. the comprehensive researches on geology and physical exploration have been carried out in the whole block

    該區油氣勘探始於50年代,勝利油田在該區塊先後部署、處理、解釋了重、磁、電、震等多種資料,其中解釋地震資料( 2d ) 64條、 1800多公里,才用了處理解釋一體化、重、磁、電、震聯合解釋、變速成圖、壓力預測、無井約束反演、特殊處理等技術,對整個探區進行了地質、物探等綜合研究,發現兩個有利構造帶,落實了13個圈閉構造,提交了兩口探井井位。
  10. Block can be proven to be a thread - local variable

    塊關聯的鎖是一個線程本地變量。
  11. A vlsi very large scale integration architecture is also proposed to implement the improved motion estimation algorithm. experimental results show that this algorithm - hardware co - design gives better tradeoff of gate - count and throughput than the existing ones and is a proper solution for the variable block size motion estimation in avs

    考慮到avs主要面向圖像尺寸較大的高清數字電視壓縮,這種高復雜度的運算已經超過了現有通用處理器的運算能力,因此有必要設計專門的快速演算法和與這種演算法相匹配的硬體加速器。
  12. Perfection and adjustment according to system properties, it combines genetic algorithms with fuzzy control, detailed analyzes the problem of designing fuzzy controller and proposes two advanced schemes : first scheme : the change - of - variables are emerged into input variables of the simple fuzzy controllers of oil feeding pump system as one variable, and one pi block is connected after output of fuzzy controllers, consequently the structure of the improved fuzzy controller is analyzed, finally genetic algorithms with adaptive probabilities of crossover and mutation is applied to optimize membership functions and fusing factors of the fuzzy controllers, and the simulation results of before and after optimization are compared

    由於在模糊控制器的設計過程中存在較多的人為因素,為了實現根據系統特性對模糊規則和隸屬函數進行自動修正、完善和調整,本文將遺傳演算法和模糊控制結合起來,並針對前面設計的模糊控制器中所存在的問題進行了詳細分析,提出了兩種改進方案: 1在簡單模糊控制器的輸入變量中加入了變量變化率的信息,即將輸入變量和變量的變化率融合為一個輸入量,並在模糊控制器的輸出端加入比例、積分環節,然後分析了這種改進后的模糊控制器的解析結構,最後採用改進后的自適應遺傳運算元的遺傳演算法對模糊控制器中的隸屬函數和融合因子進行優化,並將優化前後的結果作了比較和分析。 2
  13. Because the begin block is evaluated before awk starts processing the input file, it s an excellent place to initialize the fs field separator variable, print a heading, or initialize other global variables that you ll reference later in the program

    Awk還有" do . while "循環,它在代碼塊結尾處對條件求值,而不象標準while循環那樣在開始處求值。它類似於其它語言中的" repeat . until "循環。
  14. Through the equivalent transformation between the linear combination relation of the father - son state in the state equations and the incidence relation of the father - son state nodes in the weighted network, it is realizable to build the block contact of the general structure and the system state variable is the earliest starting time, and collect the incident matrices of the dividing branch nets in whole net, then the parameter matrices of the state space model are obtained

    通過狀態方程中父狀態與各子狀態之間的線性組合關系與塊網中父狀態結點和各子狀態結點之間的帶權父子關聯關系之間的等價轉換,實現以工序的最早開工時刻為狀態變量的系統狀態模塊和泛模塊的介面與提取總網「劃分子網」的關聯矩陣得到狀態空間模型的參數矩陣。
  15. The standard is designed to give a new technical solution for a broad range of applications, such as very low bit rate conversational services and entertainment quality broadcast, interactive video - on - demand services etc. for the enhancement of the coding efficiencies, the new standard adopts new tools as following : multiple reference pictures, variable block - size with seven block sizes in motion prediction, quarter - pixel accuracy for motion vector, short word - length integer transform, context - adaptive entropy coding and loop filter deblocking

    H . 264 / avc標準支持從低帶寬、高誤碼率的無線移動視頻通信到高帶寬、低誤碼率的有線視頻廣播等多種應用,因此,日益受到業界的關注。為了實現更高的編碼效率, h . 264 / avc標準採用了很多新的編碼技術,如多參考幀預測、多尺寸編碼塊模式、 1 / 4像素精度運動矢量、整數變換量化、基於內容的熵編碼、新型幀內預測、去除方塊效應的濾波器等。
  16. A new system, named single carrier block transmission system, is introduced, variable equalization techniques are developed and the performance and complexities are compared

    介紹一種系統,稱為單載波塊傳輸系統,並研究了其各種均衡辦法,比較了它們的性能與復雜度。
  17. Control system state variable simulation based on dynamic block - diagram

    面向系統動態結構圖的狀態模擬
  18. Object variable or with block variable not set

    >未設置對象變量或with塊變量
  19. Warning c6308 : realloc may return null pointer : assigning a null pointer to variable, which is passed as an argument to realloc, will cause the original memory block to be leaked

    警告c6308 : 「 realloc 」可能返回空指針:將空指針賦給< variable > (後者將作為參數傳遞給「 realloc 」 )將導致原始內存塊泄漏
  20. If the pointer was set in a fixed block, the variable to which it points may no longer be fixed

    如果將指針設置在固定的塊中,它所指向的變量可能不再是固定的。
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