flow vi. 1.流,流動。 2.(血液等)流通,循環(huán)。 3.流過;川流不息;(時間)飛逝;(言語等)流暢。 4.(衣服、頭發(fā)等)飄動,飄拂,(旗等)飄揚。 5.流出,涌出。 6.(潮)漲 (opp. ebb)。 7.出血,行經(jīng)。 8.充滿,斟滿,富有。 9.〔古語〕泛濫。 10.來自。 Blood will flow . 一定會流血生事。 vt. 溢過,淹沒;使泛濫,使充溢。 flow away 流走;流逝。 flow down 流下。 flow in 流入。 flow like water (酒)源源不絕。 flow out 流出。 flow over 橫流,溢出,泛濫。 flow over into 涌入。 n. 1.流,流水,逕流,氣流。 2.流出,流入,流動;川流不息。 3.流量,消耗量;流速,流率;生產(chǎn)量。 4.漲潮。 5.〔常 pl.〕 (特指尼羅河的)泛濫。 6.洋溢,飽滿,豐滿。 7.滔滔,流暢。 8.(衣服、頭發(fā)等的)飄動,飄拂;(旗等的)飄揚。 9.【醫(yī)學(xué)】月經(jīng) (= menstrual flow )。 soil flow 【地質(zhì)學(xué);地理學(xué)】流砂。 a flow of eloquence 口若懸河。 a flow of ten gallons a second 每秒十加侖的流率[量]。 a good flow of milk 豐富的擠奶量。 ebb and flow 漲落,盛衰,消長。 The tide is on the flow . 正在漲潮。 a flow of spirits 精神飽滿,興致勃勃。 a flow of soul 推心置腹,融洽的交談。 flow of talk [conversation, words] 健談,善于詞令,滔滔不絕。 the flow of time 時光流逝。 a flow of traffic 車水馬龍。
Testing methods for initial flow rate of membrance filters 薄膜濾器初始流速的測試方法
In initial flow distribution , make use of method of the minimum square summation , taking into account the length of pipe 在初分流量部分,采用最小平方和方法,并考慮管長因素。
In the process of optimal design of water supply networks , we can depend on computers in node demand calculation , initial flow distribution , and finally optimization 在管網(wǎng)的優(yōu)化計算中,編制了一套完整的計算程序,包括管網(wǎng)的節(jié)點流量的計算、管段流量的初始分配和管網(wǎng)的優(yōu)化計算。
From the distribution of initial flow , the optimal calculation of pipe networks and the drawing of the figure on equal hydraulic pressure line , they are connected with each other , if anyone of them is ameliorated , it will improve the total effect 從初始流量分配、管網(wǎng)優(yōu)化計算到等水壓線圖的繪制,這三部分是密不可分的,任何一部分的改進與完善都有利于整體優(yōu)化效果的提高。
The optimization system of water supply networks is very complicated . it deals with lots of factors from the process of networks " modeling , node demand calculation , initial flow distribution , and the optimal design to the drawing of pipe networks and isopiestic line . the total effect will be better if amelioration is imposed on each part of these processes 給水管網(wǎng)優(yōu)化系統(tǒng)是一個比較復(fù)雜的系統(tǒng),從管網(wǎng)的建模、節(jié)點流量的計算、初始流量的分配、優(yōu)化計算到管網(wǎng)圖形和等水壓線的繪制,涉及的因素很多,任何一部分的改進與完善都有利于整體優(yōu)化效果的提高。
When 20 percent cement is replaced by finely ground ti bfs in equal quantity , the hpc which initial flow ability can be improved greatly and its loss has been down . after 120min , the slump is 190mm , the spreading is 415mm , and the issue time is 15 seconds , which is absolutely applied to the pumping concrete 摻入20高鈦礦渣微粉,采用1 . 2的高效減水劑b可以得到塌落度、擴展度較大且損失較小的高性能混凝土, 120分鐘時,塌落度為190mm 、擴展度為415mm ,流出時間為15s ,符合泵送混凝土的要求。
With the flowchart the program can be divided into six parts and it includes initial flow field , computation of molecular motion , boundary treatment , re - sort of molecular , sample and computation of molecular collision . several cases have been simulated to certify the correctness of the program . dsmc method is improved using method of characteristics to modify the boundary condition and gets the goal as expected 首先,編程實現(xiàn)了基本dsmc方法對二維流動的計算,給出了所用算法的原理、相關(guān)模型,并結(jié)合程序結(jié)構(gòu)流程圖,分別介紹了初始化流場、計算分子的運動、邊界的處理、分子的排序、抽樣計算分子的碰撞、流場參數(shù)采樣統(tǒng)計各個功能模塊在fsmm2d中的實現(xiàn),并對該程序進行了算例校驗。
The finite difference method and matlab / simulink are used to simulate the pressure transients accompanying the growing and collapsing of gas bubbles and cavitation in low pressure hydraulic pipelines . a method using selector block in matlab simulink to solve the equations in spatial dimension is developed . the pressure transients under different conditions such as different initial flow rate , different viscosity and different initial gas bubble volume are simulated 采用有限差分及matlab / simulink仿真方法,提出了采用simulink中selector模塊求解空間域上積分的方法,對低壓液壓管路有氣泡和氣穴產(chǎn)生的瞬態(tài)壓力脈動過程進行了時間域和空間域上的求解,對不同起始流量、不同液壓油粘度和不同初始氣泡量等條件下的瞬態(tài)壓力脈動過程進行了仿真研究。