等費用曲線 的英文怎麼說

中文拼音 [děngyòngxiàn]
等費用曲線 英文
iso-cost curve
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞1 (費用) fee; expense; expenditure; dues; charge 2 (姓氏) a surname Ⅱ動詞(花費; 耗費) ...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 費用 : cost; expenses; outlay
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到峰谷電價、水量變化水可靠性因素的影響,分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型,以年折算值加上清水池年造價折算值為目標函數,以連續性方程、管中流速和鑄鐵管耐壓值為約束條件,進行并行遺傳演算法對給水管網優化設計的實現。
  2. Secondly, this paper set up the diffusion model of innovation incorporating price, advertising and distribution, and given the optimal diffusion equation and characterized qualitatively optimum price, advertising and distribution. furthermore, it studied the ratio relations among the advertising elasticity of demand and the price elasticity of demand and the distribution elasticity of demand. finally studied the influence of marketing mix variables to the technology diffusion

    然後建立了含商品定價、廣告和銷售的技術創新擴散模型,給出了擴散最優方程和商品價格、廣告和銷售的最優,進一步地,本文分析了廣告對需求的彈性、商品定價對需求的彈性以及銷售對需求的彈性之間的比例關系,探討了這些外部市場變量對創新擴散的影響。
  3. P - y curves can be used in designing laterally loaded piles in large displacement. parameter cm and are required in p - y method of relational criterion in china, america and japan or other country. to obtain the two parameters, triaxial compression test is needed and it will cost a lot of money

    目前中國、美國、日本國有關規范推薦的p - y法均需到土工參數c _ u和_ ( 50 ) ,而獲得這兩個參數需要進行較高的土工三軸試驗,因此限制了p - y法的廣泛應
  4. When using bp neural network deals with the data of the big numerical value like cost, using common methods of changing concealed node number etc. do n ' t improve the things that the simulated curve is low precision or transpires. so data processing course of network is investigated. a new data processing method is advanced to apply graphics zoom theory

    bp神經網路進行建模的過程中,發現對處理這種大數值數據時,採通過改變隱層節點數方法,都無法改善擬合的精度低或出現發散這樣的情況,為此通過研究網路的數據處理過程,提出了一種在網路運行前後應圖形圖像縮放原理來對數據進行處理的新方法,實例證明了該方法的可行性和有效性。
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