ventilation device 中文意思是什麼

ventilation device 解釋
通風設備
  • ventilation : n. 1. 通風,換氣(法);通風裝置。2. 發泄,發表;(問題的)公開討論;訴諸輿論。
  • device : n. 1. 設計,計劃;方法,手段。2. 〈pl. 〉意志,慾望。3. 謀略,策略,詭計。4. 器具,器械,設備,裝置。5. 圖案,圖樣;花樣;紋章;標記,商標;(紋章上的)題銘。
  1. However, when controlling for demographic and clinical care variables, year of birth was no longer significantly associated with age at death ( hr 1. 0, 95 % ci 0. 6 ? 1. 8, p = 0. 9 ), whereas ventilation for more than 16 h / d, use of a mechanical insufflation ? exsufflation device, and gastrostomy tube feeding showed a significant effect in reducing the risk of death

    雖然控制人口統計學和臨床護理變量,出生年和死亡年齡不再有顯著性相關,但每天使用吸入排出設備通氣超過16小時、胃造瘺喂養顯著降低死亡風險。
  2. Advantages and diadvantages of several connections of gas locking device for ventilation and power supply

    風電瓦斯閉鎖幾種接法的利與弊
  3. Fault analysis and circuit transformation of kg7005 intelligent gas locking device for ventilation and power supply

    7005智能型風電瓦斯閉鎖裝置故障分析與線路改造
  4. Nuclear power plant : ventilation device

    核發電廠:換氣裝置
  5. Abstract : to summarize the basic reason of energy conservation in metal mine ventilation. to describe the main technical measures in energy conservation in ventilation, which include optimization of ventilation network, renewing and reasonable disposing ventilating dynamic force device and maintaining and disposing ventilating installation

    文摘:概述了金屬礦山通風能耗高的根本原因,論述了金屬礦山通風節能的技術途徑,主要方法有優化通風網路、更新及合理配置通風動力設備和通風構築物的合理設置及維護。
  6. A new locking device for ventilation and power supply

    一種新型的風電閉鎖裝置
  7. Consisting of blowers, air ducts, rescue stations and other auxiliary equipment, the mobile pneumatic emergency rescue device is a new - style firefighting emergency rescue equipment targeting at metro fires, with the working principle of adopting mechanical ventilation to create positive pressure so as to prevent the outside smoke entering, thus setting up a temporary smokeless secure place in the smoking accident site

    摘要可移動充氣式應急救護裝置是一種重點針對地鐵火災的新型消防搶險救援裝備,主要由風機、風管、救護站及其他輔助設備組成,其工作原理是採用機械通風的方式在救護站內建立正壓,阻止外界煙氣進入,從而在充滿煙氣的事故現場建立一個沒有煙氣的臨時安全場所。
  8. This study is based on topology of mine ventilation network, after research on the relationships of the connection types among the tunnels, a new method is used which uses fixed view device width double line to express mine ventilation system graph and the tunnel ' s coordinates of double line is computed automatically for the first time

    摘要基於通風系統圖上通風網路拓撲關系自動建立的基礎上,系統地研究礦井通風系統圖巷道連接關系,提出並實現用固定顯示設備寬度雙線表示巷道,雙線座標自動計算。
  9. There is no thoroughly rounded theory about displacement ventilation system in our country at present and our research begins recently. the study work of this paper will be useful for further optimization design of displacement ventilation system. this dissertation includes five parts. the first part introduces the development of the displacement ventilation and the background of research in domestic and oversea. in the second part, it gives working principle of displacement ventilation system and it ’ s advantages to the mixture ventilation. the study also gives a series of indexes to evaluate displacement ventilation system and specifies air supply terminal device and so on. it is needed to simulate and analyse the velocity field, temperature field and distribution of flow field. this is the third part. the forth part specifies the simulative method for thermal stratification of displacement ventilation system. it gives some factors affecting thermal stratification height such as inlet temperature, inlet velocity, heat transfer of wall body, distance of heat source and so on

    本文的研究工作主要包括以下幾個方面的內容: ( 1 )綜述了國內外相關的研究現狀和研究背景; ( 2 )簡介了置換通風的工作原理,並分析了它相對于混合通風的優良特性及評價指標、末端裝置等; ( 3 )對採用置換通風方式房間的溫度場、速度場和氣流分佈進行了模擬計算與分析; ( 4 )對採用置換通風方式房間的熱力分層高度進行了模擬計算,並分析其影響因素,如:送風溫度、送風速度、圍護結構傳熱和熱源分佈等; ( 5 )擬合了無量綱熱力分層高度相應于送風溫度t 、送風速度v 、熱源間距離l和圍護結構傳熱q的經驗公式。
  10. Abstract : describes the composition and running modes of the smoke control and exhaust system, including the fire ventilation system at stations and in the tunnel, and the fire alarm and device control system

    文摘:簡述了地下鐵道防排煙系統的組成及其運行方式,包括車站及區間隧道火災事故通風系統,火災報警與設備監控系統。
  11. The application of the electric pushing - stave in the device controlling ventilation

    電動推桿在風門啟閉裝置中的應用
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