細粒集合體 的英文怎麼說
中文拼音 [xìlìjígětǐ]
細粒集合體
英文
fine aggregate-
While working, the air with dust enters into the sedimentation chamber via wind entrance, dust with large size granule will fall because of sudden expand of the aeriform cubage, then the air will pass the water area of arc boards of the two sides to stir the water. then air with dust will be mixed with water forming water curtain at the exit, fine powder will be collected, purified air will be discharged by blower fans via breakwater and wind exit
工作時含塵空氣從進風口進入沉降室由於氣體的體積驟然膨脹，大顆粒粉塵沉集下來，然後空氣經過兩側弧形板間的水域並將水攪動含塵空氣與水充分混合在出口處形成水幕，較細的粉塵捕集下來，凈化后的空氣經擋水板和出風口由風機排走。We investigate the whole process and technique details of micropiv, such as the micro scale flow mode making technique, and optimum velocity according to the existing test condition, and selecting of trace particle, the software interface of the image acquisition, the software interface, analysis of the specification parameters of the micropiv technique, and the selection of the key experiment parameters
本文研究了micropiv試驗技術的全部過程和技術細節，如現有條件下微型流場的製作工藝、適合測量條件的流場速度、示蹤粒子的選擇、圖像採集的軟體介面等，分析了micropiv技術的性能參數和重要實驗參數的選取。Based on the principles of palaeobiology, stratigraphic geology, sedimentology, diagenesis and reservoir geology, taken field profile and drilling cores as research object, and combined with achievement of predecessors, the sedimentary facies, diagenesis essential characteristics of reservoir and controlling factors for reservoir of feixianguang formation in northwest sichuan have been comprehensively studied. both classic and mordern methods have been used in this research. the main confents includes : stratigraphic classification and correlation of feixianguan formation in lower triassic, the rock fexture characteristics, type and forming conditions of rock ; determining dirtributary law of the sedimentary facies in vertical and horizontal direction and distribution in plane and the essetial contronling factors through correlation of sedimentary facies transverse profile and regionnal geologic characteristics ; establishing plane stereoscopic modle of sedimentary of oolitics beach by studying diagenesis
主要內容包括：對川西北地區下三疊統飛仙關組地層進行了劃分與對比，研究了飛仙關組地層的巖石結構組分特徵、類型和形成條件；通過沉積相橫向剖面的對比，並結合區域地質特徵，深入研究了沉積相在縱、橫向上的變化規律，確定了沉積相在平面上的分佈及主要控制因素，分析了沉積相的縱向演化過程和建立了沉積相的平面立體模式；詳細研究了該套地層所經歷的成巖作用類型、特徵及對儲集空間的影響，建立了鮞粒灘相儲層的形成與演化模式；最後，從沉積相、成巖作用的角度，分析了區內飛仙關組地層的生油潛力、儲層的分佈規律和發育區塊。Firstly, when the pipe flow was laminar, the movement of fibers was computed in the 2 - d force formulae that were deduced from the slender body theory and in 3 - d integral method. results revealed that angles between fibers " axis and the orientation of flow would concentrate gradually on a low number as the re numbers increased. that is, the axis of fibers would rotate toward the orientation of flow
首先，當管道內流動為層流時，分別利用從細長體理論出發得出的纖維二維受力公式和三維分段積分計算方法模擬了大量纖維在流場中的運動，然後在最終時刻統計了纖維的偏角分佈，並得出相同的結果：隨著re數的增加，纖維粒子的偏角逐漸集中於小角度，即纖維軸線方向越來越集中於流向，此結果與實驗吻合較好。Section four : effects of copper and cadmium on ultrastructure of myocardial cell in sinopotamon yangtsekiense the effect of copper and cadmium on ultrastructure of myocardial cells of sinopotamon yangtsekiense was studied by us
銅、鎘聯合作用30d后，細胞核形態進一步改變，內外膜分離程度加大，異染色質疑集加重。線粒體膜破裂，內容物外流，嵴斷裂消失。Based on the chang - yu highway in julin province, this paper focus on gap - graded asphalt mixtures. aggregate grading of the gap - graded hma was designed by means of void design procedure. this paper give out a kind of new gradation of stone matrix asphalt. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different gradings
本文以吉林省長余高速公路為依託，從瀝青混合料的結構形態入手，利用體積法，對骨架密實型級配類型的瀝青混合料的級配進行研究，提出新型的瀝青馬蹄脂級配，並針對不同級配的瀝青馬蹄脂碎石混合料，全面分析了粗，細集料的粒徑變化對其各種路用性能的影響。In order to study the regeneration mechanism of dpf in detail, we still need a mathematical model of the channel unit, which present temperature field and the soot reaction rate of the channel. finally, it points out the influences of various factors to the regeneration process by computing the numerical solution of model under different boundary conditions and geometry parameters, such as the initial temperature, the gas flow rate, the oxygen concentration, the sediment quantity and the wall thickness of the filters, and so on. in this way, the paper provides theoretical guidance for optimization design of the dpf
首先研究了干凈壁流式過濾體的加熱特性，然後在加熱和燃燒理論的基礎上建立了微粒捕集器再生過程的數學模型，並對模型進行了數值計算，得到了捕集器內部的三維溫度場分佈以及溫度梯度分佈，結果與實驗值吻合較好，驗證了模型的正確性;為了詳細的研究微粒捕集器的再生機理，建立了孔道單元數學模型，得到了孔道內的溫度場分佈和微粒反應速率分佈;最後，通過求解模型在不同邊界條件和不同幾何參數下的數值解，分析了各種因素對再生過程的影響，如過濾體初始溫度、過濾體內氣流的流動速率、氧濃度、微粒沉積量以及過濾體壁面厚度，為微粒捕集器的優化設計提供理論指導。分享友人