aggregate function 中文意思是什麼

aggregate function 解釋
匯總函式
  • aggregate : vt 1 集合，（使）聚集。2 總計，共計，合計。adj 1 聚合的；（花）聚生的。2 【地質學；地理學】聚成巖...
  • function : n 1 功能，官能，機能，作用。2 〈常 pl 〉職務，職責。3 慶祝儀式；（盛大的）集會，宴會。4 【數學】...
  1. Only. the controlling methods of legislation and administration and judicature and corporation aggregate and craft continence and so on be combined with, the contract of adhesion could exert its function about reducing transaction cost and enhancing efficiency

    對格式合同的規范是一個運用多種手段、協調發揮多種功能的系統工程，構造一個結構精緻、功能完備的格式合同規范機制，需要立法、行政、司法等的通力協作和良性互動。
  2. This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road

    瀝青瑪蹄脂碎石混合料（ sma ）以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視，本文對sma組成特點，強度形成機理與路面使用性能從理論和試驗研究角度進行論述，並針對不同級配的瀝青瑪蹄脂碎石混合料，分析了粗、細集料的粒徑變化對其路用性能的影響，同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。
  3. The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc

    在分析各國ogfc級配的基礎上，運用礦料體積法進行ogfc級配設計，用正交實驗對礦料級配進行了優化設計，運用數理統計方法分析礦料級配和孔隙率之間的關系，並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程，進而提出了ogfc的合理級配；通過對不同孔隙率典型級配混合料的性能研究，綜合力學和功能性能，得出了ogfc的合理孔隙率范圍：針對高速公路面層對ogfc力學性能方面的要求，本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善：通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青，摻加聚合物纖維，提高ogfc的最佳瀝青用量，進而改善了混合料的高溫性能和抗水損害性能，優化設計出能滿足高速公路路用性能，車轍動穩定度達5000次/ mm以上，動融劈裂強度比90 ，透水系數31ml / s ，並具有防滑降噪功能的開級配瀝青磨耗層（ ogfc ）混合料。
  4. Study these problems from production function and cost function of each firm, find out the frame of aggregate supply and production function, and prove that aggregate supply of products and aggregate demand of factors are the ones which realize the social profit maximization, so as to found the micro - foundation of aggregate supply and production function for the macro - economics

    本文從各個企業的生產函數和成本函數出發研究這些問題，找到了社會總生產函數和社會總成本函數的構成形式，並證明了社會的產品總供給和要素總需求正好是在社會總生產函數下，實現社會利潤最大化的產品供給與要素需求，從而為宏觀經濟學中的總供給和總生產函數建立了微觀基礎。
  5. The influence factors of brittleness of hslc such as w / b ratio, sand percentage, type of aggregate and binder constitution are analyzed by the experiment : in order to improve the toughness of hslc, we study the function of fiber, polymer, aggregate and low - layer steel fiber on improving toughness, and explain the mechanism of improving toughness of them

    最後採用這四種技術復合增韌，得到了和理想結構模型相符的高強高韌性輕集料混凝土，較基準輕集料混凝土抗壓強度增加16 . 3 ，抗彎強度增加97 ，沖擊韌性提高171 . 9 ；劈裂抗拉強度增加52 . 6 ，韌性指數提高19 . 2倍，並且具有耐久、經濟等優良性能。
  6. By now, the aggregate production function plays a core role in modern economics and growth theory. but at 1940s, the criticism of mrs. robinson hit the reasonable existence of the aggregate product function

    總量生產函數也可稱為宏觀生產函數，這是一個較為寬泛的概念，既可能是產業生產函數，也可能是整個經濟范圍內的生產函數。
  7. An aggregate function invariant to null values does not consider null values in the group while it is evaluating the aggregate value

    對空值固定不變的聚合函數在求聚合值時不考慮組中的空值。
  8. Row aggregate function

    行聚合函數
  9. Grants permissions on a table, view, table - valued function, stored procedure, extended stored procedure, scalar function, aggregate function, service queue, or synonym

    授予對表、視圖、表值函數、存儲過程、擴展存儲過程、標量函數、聚合函數、服務隊列或同義詞的權限。
  10. Revokes permissions on a table, view, table - valued function, stored procedure, extended stored procedure, scalar function, aggregate function, service queue, or synonym

    撤消對表、視圖、表值函數、存儲過程、擴展存儲過程、標量函數、聚合函數、服務隊列或同義詞的權限。
  11. Query that contains an aggregate function and a

    以下示例使用了一個包含聚合函數和
  12. Is a system or user - defined aggregate function

    系統或用戶定義的聚合函數。
  13. The aggregate function should be invariant to null values

    聚合函數應該對空值固定不變。
  14. Adds an empty aggregate function to a sql server project

    向sql server項目添加一個空聚合函數。
  15. To the inequality constrained least squares adjustment problem, this paper converts many inequality constraints into one equality constraint by using aggregate function of non - linear programming ; a basic augmented lagrangean algorithm can obtain the solutions for equality constrained non - linear programming problem and the solutions are identical to those obtained by the bayesian method and / or simplex algorithm

    摘要對不等式約束最小二乘平差問題，藉助非線性規劃中的凝聚約束方法把多個不等式約束轉化為一個等式約束，採用拉格朗日極值法求解，解與貝葉斯解或單純形解一致。
  16. Clr user - defined aggregate function

    Clr用戶定義聚合函數
  17. Rather than retrieving an entire result set to an application and performing complex aggregate logic in the application, a. net aggregate function can perform the logic in the instance of the database engine and return only the final value to the application

    Net聚合函數不把整個結果集檢索到應用程序並在應用程序中執行復雜的聚合邏輯，而是在數據庫引擎的實例中執行此邏輯，並僅將最終值返回到應用程序。
  18. Cannot perform an aggregate function on an expression containing an aggregate or a subquery

    中文說：不能對包含聚合或字查詢的表達式執行聚合函數。
  19. If the aggregate function is count and the subgroup is empty, zero is returned

    生成空值。如果聚合函數是count ，且子組為空，則返回零（ 0 ） 。
  20. Listing multiple expressions after by breaks a group into subgroups and applies the aggregate function at each level of grouping

    在by之後列出多個表達式將把組劃分為子組，並在每個組級別應用聚合函數。
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