阻塞系數 的英文怎麼說
中文拼音 [zǔsèxìshǔ]
阻塞系數
英文
blockage coefficient-
Relationship between body mass index and anoxia in patients with obstructive sleep apnea syndrome
體質量指數與阻塞性睡眠呼吸暫停綜合征時缺氧狀態的關系In the semi - active damper of high - speed train, piston ' s velocity should be measured conveniency and accurately for succeeding in calculoting and adjusting the damp parameter
摘要基於天棚原理的高速列車半主動減振器中,為實現對實際安裝減振器阻尼系數的計算和調整,需方便、準確地測量活塞運動速度。With the setting of the peculiar conditions, we contribute the above system model for the first time to a kendall model, i. e. / l, : the size of buffer 1 / fcfs ( for same kinds of cells ) / l2 : the size of buffer 2 / non - prevail pr ( for different kinds of cells ) we resolved the model by " state transfer " method
在設定工作環境及條件的基礎上,本論文首次為該系統模型建立了肯達爾排隊模型。即:並運用狀態轉移方法進行了解析。最後的模擬實驗數據表明優先級調度輸入?線群多通道輸出atm交換系統模型較好地改善了hol阻塞,提高了輸入排隊atm交換網路的性能。Dynamic assignment problem in a large cellular system can be formulated as an dynamic programming problem, by using java programming to simulate the rl arithmetic and fixed channel assignment, and comparing the blocking probability of them with the conditions of changing the cell configurations and parameters
把一個龐大蜂窩系統中的動態通道分配問題公式化為動態編程問題,採用java程序設計對動態通道分配的rl演算法與固定通道分配演算法進行模擬,在改變小區配置和不同參數設置的情況下比較了兩種通道分配方案的新建通話阻塞率。The chip of microbridge structure thermocouple type microwave power sensor is designed by using seeback domino offect of thermocouple. ta2n of relatively low resistor - temperature coefficient and si of relatively high thermoelectric power seebeck coefficient are used as thermocouple materials in the chip
微梁結構熱偶微波功率傳感器晶元就是利用熱偶的塞貝克效應設計的,晶元選擇具有低電阻溫度系數的ta2n和具有高熱電系數的半導體單晶si作為熱偶材料。The second one is how can we capture the data just before they are sent out or received in. the third one is how can we inform our monitor or debugger process this event, transfer the data to the monitor or debugger, and get the results back. as far as microsoft windows operation system is concerned, which mostly has been installed on personal computers and partly server cmputers, softwares access data in internet through windows socket application program interface
就被廣泛安裝在個人計算機和一部分服務計算機的微軟視窗操作系統而言,軟體通常通過操作系統提供的套接字網路介面訪問網路數據,在視窗操作系統上有兩套網路介面,一是由伯克勒大學設計,被稱之為bsd套接字的介面,由阻塞同步和非阻塞異步以及輪循機制控制輸入和輸出工作;另一套是微軟公司開發的窗口套接字,由網路消息事件驅動。In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模,並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究,主要針對影響系統特性的主要參數變化,動態分析系統的輸出特性,在上下行工況中,分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響;最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。Abstract : a continuity wave model is put forward for the dispersion processof liquid - liquid two - phase system, by coupling mass and momentum conservation equations of two - fluid model. the conditions that result in a dispersion choke and the weak instability of a dispersion process are derived from the model. the phenomena of catastrophic inversion and transitional inversion are explained. the effect of drop size distribution on the maximum volume concentration of a emulsion is predicted using the model. according to the theory herein, emulsion inversion is the regime transition of liquid - liquid system due to the instablity of a dispersion process. the effect of drop size distribution on the maximum volume concentration of a liquid - liquid emulsion only occurs in a certain range of weber numbers
文摘:以雙流體模型為基礎,通過質量守恆方程和動量守恆方程的耦合,提出了液-液兩相系中彌散傳質的連續波模型.由該模型得到彌散傳質過程阻塞和彌散傳質過程弱不穩定性產生的條件,計算了液滴尺寸及其分佈對乳化液極大堆砌分數的影響,解釋了劇變型乳化逆變和漸變型乳化逆變現象.研究結果表明,乳化逆變是由於彌散傳質過程的不穩定性而引起的懸浮體型態的改變,隨液滴尺寸多分散性的增大,極大堆砌分數增大;隨液滴平均尺寸的增大,多分散性對極大堆砌分數的影響減弱;當韋伯數足夠大時,液滴尺寸及其分佈對乳化液極大堆砌分數無影響Between node and node, and between node and centralized index server, messages are used to carry information which accomplishes control functionalities of resource searching and locating
該系統使用sctp承載各種控制消息和數據消息,並採用了基於消息無序遞交的隊頭阻塞抑制方案。At the same time the number of holes for liquid flowing, gas flowing and blocked to the number of total holes was defined as liquid flowing ratio, gas flowing ratio and blocked ratio. the experiment was made with in - diameter 500mm column using water - air system, the ratio was first delected in detail by multi - path conductivity gauge for the compound tray with free area 20 % and 25 % respectively
採用多路電導測試儀,在直徑500mm的冷模塔內,以空氣-水為介質,首次較系統地測量了開孔率為20和25的復合塔板的通氣、通液和阻塞篩孔的數量比例,獲得了通氣率、通液率和阻塞率隨氣液變化的基本規律。This is needed so that the sending process is not blocked by waiting for a server connection, network delays, etc. in a production system, this function would have to be more complex and handle issues of network failure, a server s going down, etc. with some sort of queuing mechanism
這是必需的,只有這樣發送過程才不會因為等待服務器連接、網路延遲等原因被阻塞。在生產系統中,這個函數一定會變得更復雜,並需要使用某種排隊機制來處理網路故障、服務器宕機等問題。These means have following defects : i. parameter controls is too simple that will fit the curve too roughly and can ’ t give the configuration and characteristic of surge curve very good ; ii. the performance curve will change a lot when working condition changes, especially when woring temperature changes ; iii. choking area will bring huge waste and is an area that the system oughts to avoid, but we haven ’ t corresponding methods to watch and control it in the domestic till now
這些措施具有以下缺點: 1 、控制參數過于簡單,對曲線的擬合過于粗糙,不能很好的反映喘振曲線的形態和特點; 2 、當工作條件變化時,特別是工作溫度有所變化時,性能曲線會發生很大變化; 3 、阻塞區會造成巨大的浪費,也是系統該避免的區域,可是目前國內還沒有相應措施來監控它。In the article some critical technology such as multi - thread oci socket and select function was analysed. to meet the requirement of real _ time power network supervisory system, a novel method is proposed to design and realize a data server
結合在河南的工程實際項目,分析了為實現實時電網監測系統的一些關鍵技術(諸如多線程同步、 oci和阻塞模式等) ,最後設計和編寫了中調實時數據服務器程序。Whereafter, this thesis describes the relationship between the block probability and erlang capacity, and analyses the erlang capacity using two different methods. this thesis discusses the factors which effect the erlang capacity of system. the erlang capacitis are given under every conditions to direct cdma network planning
隨後分析了阻塞概率和愛爾蘭容量的關系,並用兩種不同的方法(理論分析和蒙特卡羅模擬)對cdma系統的愛爾蘭容量進行了詳細地分析,討論了各參數對系統的愛爾蘭容量的影響,同時給出了各種情況下系統容量,用以指導cdma系統的網路規劃。With fca, the channel - reuse pattern can be optimized and the management of channel assignment to a mobile terminal is simplified. however, such a scheme cannot accommodate fluctuating traffic in a cell : when the traffic increases, the packet delay may increase to a undesirable level, or even been blocked
較之傳統的語音業務來說,數據業務的分佈非常不均勻並且更具突發性,這使得即使是在第三代系統中,盡管系統容量有了較大的提升,但在通信的高峰時期,阻塞的情況仍然有可能在某些小區內發生。At the same time, we have emulations of algorithms of rale updating and time series mining with matlab. in mobile environment, extracting valuable information quickly through data mining provides daily decision - making support and emergency service - support for mobile users, and compact rule information compared to a great deal of original data can reduce the quantity of data translated in a radio link and can save time. foremost, it saves the wireless resources, lightens congestion of bandwidth in wireless network, so that it will enhance the usability and high - efficiency of the whole mobile computing system
在移動計算環境中通過對數據的挖掘和信息的處理,從而快速的移動計算中的規則提取與規則更新研究提取出對移動用戶有價值的信息,不僅提供給移動用戶日常的決策支持和緊急狀況下的應急服務支持,而且簡潔的規則信息相對原始的大量數據而言,可以大大的減少無線鏈路上的傳輸數據量,減少傳輸的時間,最重要的是節省了無線資源,降低了網路阻塞的情況,從而提高了整個移動計算系統的可用性和高效性。Sleep - induced respiratory problems ( e. g., obstructive sleep apnea ). with this condition, the patients usually have no trouble falling asleep initially, but have multiple arousals and awakenings during the night
睡眠誘發的呼吸系統疾病(如阻塞性睡眠呼吸暫停) 。患有這類疾病的病人通常無入睡困難,但在夜間醒來次數多。Following the architecture description of rtps middleware, two critical implementation issues are carried out : the first, object - oriented multi - threaded architecture. to avoid negative effect brought by the block, and to improve the realtime responsive ability of the system, we decouple the event processing from its transportation ; the second, pooled memory allocationjn order to decrease the time - and - space overhead due to dynamic memory allocation, thus to improve the dynamic performance of the realtime publish - subscribe system and the predictability of runtime end - to - end qos, we adopt the pooled allocation to change many dynamic system calls into one static system call and several user interface calls in fixed time
通過將事件的輸送與處理解耦以避免阻塞所帶來的影響、改善系統的實時響應能力,通過面向對象的多線程並發以支持異步事件的實時並發處理並獲得系統結構上的靈活性;其二,池式內存分配。通過內存池分配方式將客戶的大量動態系統調用轉化為一次靜態系統調用和數次固定時間的用戶介面調用以減少動態內存分配的時空開銷,從而改善實時發布-訂閱系統的動態性能與提高其運行時端對端服務質量的( end - to - endqos )可預測性。Traditional vlsi cad system is focus on single designer, designers using such system have trouble in sharing design data with other designers and need much more modification, product design cycle is long. such system can not adapt to network times in product innovation and development. while cad system in distributing co - design enviroment can get over traditional barriers, it ' s compositive, parellel, systemic and harmonious
傳統vlsicad系統以單一設計者為開發中心,設計者之間數據交換困難,信息共享性差,信息流動阻塞,產品設計周期長,修改頻繁,已不能適應網路時代產品的創新和開發。而分散式協同設計環境下的cad系統能突破傳統cad系統的不足,是集成性、并行性、系統性和協調性的統一。System monitor performance monitor in microsoft windows nt 4. 0 collects counts and rates rather than data about the events for example, memory usage, number of active transactions, number of blocked locks, or cpu activity
系統監視器( microsoft windows nt 4 . 0中的性能監視器)將收集計數和比率而不是與事件相關的數據(例如,內存使用量、活動的事務數、阻塞的鎖數或cpu活動) 。分享友人