通氣系統 的英文怎麼說
中文拼音 [tōngqìxìtǒng]
通氣系統
英文
aerating system-
The crankcaseventilation system, using a road-draft tube, vented the crankcase vapors and blow-by gas into the atmosphere.
採用行車抽吸管的曲軸箱通風系統，給曲軸箱內的蒸氣和竄漏氣體排入大氣提供了出口。The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology
本文系統地介紹了國內外柴油機排氣后處理技術的研究現狀，分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題，以此為基礎，提出了一種柴油機排氣凈化系統，該系統採用催化轉化與微粒捕集及再生相結合的技術路線，通過過濾材料的有效過濾，將排氣中的微粒進行收集，藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分子可溶性有機物氧化，產生的高溫使得收集到的微粒部分氧化，從而達到降低排放的效果。通過系統結構設計和試驗匹配，實現了對氣體排放物和微粒的凈化。同時，論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究，初步設計了噴氣助燃系統，進行了控制系統軟、硬體的開發，通過正交試驗，摸索出了噴氣助燃系統可靠工作的一般規律，為噴氣助燃再生技術的開發提供了方向。It verifies the accuracy of the circuit through the experiment with the experimental oscillogram. we discusses the knowledge of technology of high sensitivity and raise the experiment plan and the practice data which has important means to the c02 communication system of large capacity
本文對高靈敏度信號檢測技術進行了深入的研究，提出了具體實驗方案、給出實測數據，這對大容量co2大氣激光通信系統的進一步工程化、實用化具有一定的指導意義。At the same time, combining the electrostatic measurement principle and the actual working conditions of pneumatic pipelines, the author puts forward the design principle in theory and finishes the devising, executing, debugging, experimenting and analyzing the experiment phenomena and results, testing the feasibility of the electrostatic sensor to be used in the measurement on the mass flow rate of the coal paniculate. furthermore, with the debugging and experimenting of the system, the author improves the electrostatic sensor and its signal collecting system gradually according to the problems, and makes the performance of the system to be enhanced remarkably
同時，作者結合靜電測量原理以及氣力輸送管道的實際工況，從理論上提出了靜電傳感器的設計依據，完成了靜電傳感器及其信號採集系統的設計、製作、安裝、調試和實驗，分析了實驗現象和結果，驗證了靜電傳感器用於煤粉質量流量測量的可行性，並且通過系統調試和實驗，針對發現的問題對靜電傳感器及其信號採集系統不斷地進行了改進，使其性能有了顯著地提高。Installation of air conditioning and ventilating systems
空氣調節和通風系統的安裝The crankcase ventilation system carries fresh air through the crankcase.
曲軸箱通風系統要攜帶新鮮的空氣通過曲軸箱。For the remaining eight at - gradeoverhead stations ( tseun wan, kwai hing, kwai fong, ngau tau kok, kowloon bay, kwun tong, heng fa chuen and chai wan ), retrofitting of platform screen doors involves major alterations to the stations and tunnel ventilation, air - conditioning and smoke extract systems. since such at - gradeoverhead stations are not designed with air - conditioning and ventilation systems, retrofitting works are subject to technical constraints
至於其餘8個現時沒有月臺幕門的地面及高架車站（即荃灣、葵興、葵芳、牛頭角、九龍灣、觀塘、杏花?及柴灣） ，加裝月臺幕門系統須涉及重大工程，包括車站及隧道通風系統、冷氣系統及抽風系統等的大型修改工程。It will be both practical value and theoretical significance to systematically research the causes of formation, sources of salt, and development regulations of the thick beds of salt rocks in puwei sag, and to probe into the relationship about salt and oil and gas accumulations, under the direction of sequence stratigraphy and sedimentology theorys and metheds, conbined with the analyses of the colligation of structures and strata, geophysics, geochemistry, basin analysis, and oil and gas bearing systems theorys and methods, on the basis of the synthesis analyses and dissections of cores, logs and seismic data
以層序地層學與沉積學的基本理論和方法為指導，綜合構造?地層分析、地球物理學、地球化學、盆地分析、含油氣系統的理論和方法，通過鉆、測井資料和地震資料的綜合分析和詳細解剖，對該窪陷鹽巖的成因、鹽源及其發育規律進行系統研究，並分析探討該地區鹽巖與油氣聚集的關系，不僅具有實踐價值，而且具有理論意義。( 8 ) by studying match between the electronic system and catalytic converter on the base of electronic controlled bypassing air system, conclusions having been gotten as follows : higher conversion efficiency of emission have gotten when a / f fluctuates at definite scope and frequency, by controlling the comparing voltage of 02 sensor, the working scope of catalytic converter can be controlled and the matching that can fulfill the high efficiency of hc, co, nox at same time has been optimized
（ 8 ）進行基於所開發的電控補氣系統上的催化器與電控系統的匹配研究，當控制系統調節空燃比在一定范圍按照一定頻率進行波動時，可以提高催化轉化器的轉化效率；通過控制氧傳感器的比較電壓，可以控制催化轉化器的工作窗口，實現排放污染物中， hc 、 co 、 nox轉化的最優匹配。Standard test method for capture and containment performance of commercial kitchen exhaust ventilation systems
商用廚房排氣通風系統的吸氣和控制性能的標準試驗方法Ventilation for buildings - performance testing of components products for residential ventilation - part 6 : exhaust ventilation system packages used in a single dwelling
建築物通風.住宅通風用組件產品的性能試驗.第6部分:獨戶住宅用排氣通風系統封殼Development of freespace optical communication system based on internet transmission
電介面以太網傳輸大氣激光通信系統的研製The test obsvervation include air temperature, ground temperature, foundation moisture, freeze depth, freeze capicity, freeze residual capicity, groundwater table and shape transform of canal lining, etc. throught systemic observation, analysis of impact about each factor on fundation freeze capicity, evaluate effect on anti freeze of various canal lining, comparison on technology and ecnomic of different method, a kind of main canal lining format is been recommended to engineering practice with siutable to ningxia local feature, fufilling the need of main canal safey i application, economic and practical, that is using polystyrene plate laying under concrete slate and grit taking replace of filling layer and optimizing design
試驗觀測內容包括氣溫、地溫、基土含水量、凍深、凍脹量、凍脹剩餘量、地下水位和砌體外觀變化等項目。通過系統的觀測，分析各因素對基土凍脹量的影響，評價各種襯砌型式的防凍西安理工大學工程碩士專業學位論文脹效果，並進行技術和經濟綜合分析比較，推薦出了適合我區特點、滿足乾渠安全運行、經濟實用、防凍脹效果好的乾渠防滲襯砌型式，即混凝土板下鋪設聚苯乙烯板和砂礫石換填層結構型式，加以優化設計，用於工程實踐。The result on research is as fellow : ( 1 ) the way to rebuild gas channels in combustion chamber of pb column has been researched in order to decrease the flow resistance. the aim, which is less resistance than that at present construction, has been gained
本論文首次通過系統狽賦，藉助伍顫桔葫榨釀斕閣塔的燃腕室翩翱劃稚殲涸浙，對鋅睬蟎辨轉以孰艙澆室內煤氣道、煙氣道的緯淋撾矯孔劃b研究。In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods
而精確預測無線電波傳播路徑損耗特性，則為合理的微蜂窩無線網路規劃、設計提供了必要條件，同時也是研究微蜂窩移動通信系統性能的前提。無線電波傳播預測的方法分為兩類：一是用沖激響應法，即根據實驗、統計所得數據建立經驗性傳播預測模型；另一種是用射線跟蹤方法，即依據理論分析來建立確定性的傳播預測模型。本文首先討論了在地球表面均勻大氣中的無線電波傳播的基本特性，介紹了陸地移動通信系統中常用的幾種電波傳播路徑損耗經驗性預測模型，並指出了這些經驗性傳播模型對于微蜂窩小區無線電波傳播特性研究的局限性。Accordingly ray tracing model for microcells propagation prediction has become an important subject. this paper discussed the characteristic of propagation in symmetrical atmosphere on the earth, and introduced several kinds of traditional path loss propagation model in land mobile communication system, also pointed out the localization of these models based on experiential methods
本文首先討論了在地球表面均勻大氣中的無線電波傳播的基本特性，介紹了陸地移動通信系統中常用的幾種電波傳播路徑損耗經驗性預測模型，並指出了這些經驗性傳播模型對于微蜂窩小區無線電波傳播特性研究的局限性。Guided with the theories of plate tectonics and complex hydrocarbon system, based on the analysis of geological factors of hydrocarbon pools in the northern area of tarim basin, the author puts forward the geological background favorable for and the possible areas most suitable for the formation of complex traps. the identification and description of complex traps lead to the recognization of five large and four middle or small complex traps, by the means of the main techniques and methods include the detailed interpretation of seismic profiles, drilling, logging, map compiling based on the depth of sealing surface and on the superimposed relation of stratigraphic lithology over and beneath the unconformity surfaces, and the the use of the reversion of jason and 3d coherent data. at the same time, the major controlling factors of complex trap oil pool have been analyzed based on the case study of typical oil pools in the paper
目前，復合圈閉勘探及研究工作在我國還比較薄弱，本文以板塊構造學、復式含油氣系統等理論為指導，通過對塔北地區石油地質特徵的整體解剖，從動態的角度，綜合分析和探索了塔北地區復合圈閉形成的地質背景及發育的有利區帶和領域，根據鉆、測井及地震剖面精細解釋成果，採用封閉面編圖、不整合面頂底板地層巖性疊置關系編圖方法和jason及三維相干數據體等地球物理反演技術，發現大型復合圈閉顯示2個，中小型復合圈閉4個，復查落實大型復合圈閉3個，並通過典型油氣藏解剖，分析了塔北地區復合圈閉成藏主控因素分析。Because weather systems are generally large in size, many of them generate infra - sound
由於天氣系統的尺度通常較大，所以很多天氣現象都會產生人耳無法聽到的次聲。Computational fluid dynamics ( cfd ) techniques are used to study and understand fluid behavior in tunnels. by simulating complex specific operational cases, we can educe velocity or flux distribution in tunnel under different ventilation and resistance situation and determine the favorable operational procedures of the erlang mountain tunnel ventilation in a fire case. comparison has been made between a simulation and experiment for some cases in order to prove the cfd model is powerful, so that enables the study of cases for which experimental data is not available
採用本文將隧道內的氣流看成是理想流體的一維恆定流動，通過對二郎山特長公路隧道半橫向通風系統建立隧道內的空氣動力學模型，利用計算機進行數值分析與計算，得出發生火災時，不同通風阻力條件下隧道中的風速分佈及流量分佈，並通過實驗室隧道模型實驗進行驗證與修正，依據研究結果給出了二郎山半橫向通風隧道的火災控制方案，從而解決了二郎山公路隧道通風對火災的控制問題，同時為半橫向通風公路隧道的火災通風提供科學的方法。Aerenchyma is typical of the stems of many aquatic plants whose leaves float at the surface of ponds and lakes, giving added buoyancy to the tissues
通氣組織在體內形成一個相互貫通的通氣系統，為植物體增加浮力和支持作用。分享友人