通氣模量 的英文怎麼說

中文拼音 [tōngqìmóliáng]
通氣模量 英文
ventilation modulus
  • 通 : 通量詞（用於動作）
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  1. According to these problems, we adopt to the method of mending material, optimize to fermentation media and partly ferment condition. finally, we excogitate a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified. with the plasmid pbv220 - ifnr, pbv220 - hgfa, pbv220 - hgfb, pbv220 - hpk5 that expresses serve as the model, adopting the biostat - c15l of b. braun company, utilize the method of mending material to ferment, through optimization fermentation media and optimization partly ferment condition ( ventilate quantity, stir speed, mend material speed ), eventually establishment a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified

    以我室構建並穩定表達的重組質粒pbv220 - - ifn 、 pbv220 - hgf 、 pbv220 - hgf 、 pbv220 - hpk5為模型，分別從不同的表達宿主菌中篩選出一種適合大規模生產的菌種bl21 （ de3 ） ，該工程菌株連續傳代100代表達質粒不丟失，表達量穩定；採用b . braun公司的biostat - c15l自控發酵罐，運用分批補料技術分別進行四種工程菌的高密度發酵，通過優化工程菌發酵的培養基配方及優化部分發酵條件（通氣量、攪拌速度、補料速度） ，最終建立一種適于目的基因高效表達的高密度發酵工藝模式。
  2. To improve the precision of using gps remote sensing atmosphere precipitable water vapor, some scholars propose to set up a local model by taking advantage of local meteorologic data in the air, so as to improve the result of using universal model

    摘要為進一步提高利用gps遙感大氣綜合水汽含量的精度，部分學者提出了利用當地探空氣象資料建立局部區域模型，以改善採用通用模型計算綜合水汽含量結果的觀點。
  3. Researchers also believe that states and local air - quality regulations will have to be adjusted to take into consideration how traffic patterns affect pollution

    研究者同樣相信州際和本地的空氣質量條例應該調整，考慮到交通模式對環境污染的影響。
  4. Conclusion vital capacity can be well predicted with the model of height, chest circumference and sitting - height and the model of age mid weight among the children aged 7 - 18

    結論由身高、胸圍和坐高建立的模型和由年齡、體重建立的模型，可分別準確地推測7 ~ 8歲學生肺活量、肺通氣量。
  5. In computation the effect of thermal insulation, elastic modulus, creep degree and autogenous volume change along with age, the progress of pouring by layer, work suspension in summer, the change of air temperature, heat preservation, water cooling, and water storage, by stages on temperature field are considered

    計算中考慮了混凝土的絕熱溫升、彈性模量、徐變度和自生體積變形隨齡期的變化以及分層澆築、夏季停工、外界氣溫變化、表面保溫、通水冷卻及分期蓄水等因素對壩體溫度應力場的影響。
  6. This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux

    本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析，並根據流體力學的有關知識以及有關數據（其中包括設計數據、試驗數據和運行數據） ，建立起了被控對象的平均神經網路模型和執行機構（即pwm調壓器和pcm調流器）的數學模型。在此模型的基礎上，從底吹氬工藝要求和控制系統的實際情況出發，提出了壓差內環模糊參數自適應pid控制策略和流量外環模糊pi復合控制策略，以實現氬氣流量的精確控制。
  7. A pid controller based on artificial neural network was designed to control the flow - rate of oxygen and the recycled exhaust gas. good control effects were obtained through simulation

    設計了基於單神經元的pid控制器對閉式循環柴油機的氧氣流量和廢氣再循環量進行了控制，通過模擬得出了較好的控制效果。
  8. Mechanical ventilation with lower tidal volumes and positive end - expiratory pressure prevents alveolar coagulation in patients without lung injury

    採用低潮氣量和呼氣末正壓通氣的機械通氣模式能夠防止非肺損傷患者的肺泡凝固。
  9. Based on the method of fuzzy mathematical comprehensive evaluation, this paper assesses the quality of atmosphere in wuhan with selecting so2, no2 and pm10 as evaluation factors, consulting the standards relevant to atmosphere environment and building the attaching function and the weight muster

    摘要運用模糊綜合評判的方法，選取二氧化硫、二氧化氮和可吸入顆粒物作為評價因子，參照我國環境空氣質量標準，通過建立各污染物的隸屬函數和權重集，計算出各污染物的隸屬度和權重分配系數，進而對武漢市空氣質量進行模糊綜合評判。
  10. Longitudinal analytic equation is convenient for predicting and computing the concentration distributions of air pollutants in river - crossing roadway tunnels

    摘要從縱向通風隧道內空氣質量模式的解析解出發，縱向解析模式可方便地預測計算公路越江隧道內空氣污染物濃度的分佈。
  11. In the multiple regression model vital capacity as dependent variable, height, chest circumference and sitting height were sent into the model, standardized coefficient of the mode was 0. 903 in boys and 0. 802 in girls ; pulmonary ventilation as dependent variable, age and body weight were entered as predictors, standardized coefficient of the mode was 0. 736 in boys and 0. 748 in girls

    以肺活量為應變量，身高、胸圍和坐高被引入模型，模型標化相關系數男生為0 . 903 ，女生為0 . 802 ；以肺通氣量為應變量，年齡、體重被引入模型，模型標化相關系數男生為0 . 736 ，女生為0 . 748 。
  12. The calculated results are in agreement with the measured ones, indicating that according to the flow rate and composition of the exhaust gas and the mass and the carbon content of the liquid iron, the carbon content of steel bath can be dynamically determined ; with the aid of thermodynamic equilibrium analysis, the dynamic variation of temperature of the steel bath can be forecasted from the dynamic carbon content and the data from the exhaust gas analysis system

    該模型計算結果與檢測結果吻合較好，這表明：通過煙氣流量、成分及鐵水質量和初始碳含量可動態地確定熔池中的碳含量；以動態確定的碳含量為基礎，結合爐氣分析數據，再經熱力學平衡分析，可預測熔池溫度的動態變化。
  13. 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。
  14. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  15. Based on a great of laboratory investigation carried out on the ac flashover performance of several types of insulators in the multi - function artificial climate chamber of chongqing university, this paper studies systematically the ac flashover performance of several type of insulators and puts forward a flashover voltage correction method for the atmospheric environment at altitude of 3500 m above, and discusses the flashover process and mechanism of the iced insulator

    本文在國內外現有研究成果的基礎上，通過大量的人工氣候室模擬試驗研究和理論分析，對海拔3500m以上地區覆冰和污穢絕緣子的交流閃絡特性及閃絡電壓的校正方法進行了系統研究，並對覆冰合成絕緣子的閃絡過程和機理進行了初步探討。
  16. Direct acting indicating analogue electrical measuring instruments and their accessories - definitions and general requirements common to all parts

    直接動作指示模擬電氣測量儀器及其附件.零部件通用定義和一般要求
  17. The simulated profiles of flow field, temperature and humidity of the air phase, as well as particulate phase, in the drying chamber were showed. the simulation also showed that a large - scale vortex was observed in upper part of the drying chamber because of the unstable process of flow field and particle trajectories

    通過模型的求解，得到了乾燥室內氣體運動狀態，氣體溫度、濕度分佈，顆粒運動軌跡，顆粒沿運動軌跡質量變化，顆粒沿運動軌跡的溫度變化等各種動力學和熱力學參數分佈信息。
  18. Whole system include available for user intellectual heating form and collector of design realized to design make up already, a machine gets user ' s heat of using within some time through measuring the instantaneous flow and temperature of the hot water in real time ; the measurement can reach the pc of the administrative center of the property far through the collector, finish data processing, expenses close, report form person who type multiple tasks in unison by administrative center

    整個系統包括已經設計實現的供用戶使用的智能暖氣表和設計中的通訊模塊以及採集器組成，戶機通過按時測量熱水的流量及溫度，得到用戶在一段時間內的用熱量；測量數據通過採集器可以遠傳至物業管理中心的pc機，由管理中心統一完成數據處理、費用結算、報表列印等多項任務。
  19. Grounded on the system structure, bus controller ( bc ) design includes six modules : electrical remote terminal ( ert ), analog input, digital input, digital output, bus communication and power supply module. the detailed design of each module is discussed in this dissertation

    在該系統結構下，對匯流條控制器進行了方案設計，將其劃分為六個功能模塊： ert （電氣遠程終端）模塊、模擬量輸入模塊、數字量輸入模塊、數字量輸出模塊、通信模塊和電源模塊。
  20. Direct acting indicating analogue electrical measuring instruments and their accessories part 1 : definitions and general requirements common to all parts

    直接動作指示模擬電氣測量儀器及其附件.第1部分:各種通用零件的定義和一般要求
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