Through the research on the fire burning in an atrium used as accoutrement mall, it is found that the impact of venting rate, make-up air inlets" positions and make-up air flux on a fire growth is comparatively great. At one time it is indicated that in the beginning phase a fire in an accoutrement mall is "linear and undulate" fire in terms of gravity ventilation. Whereas, it is "fire in terms of mechanical ventilation.

本文對(duì)用作服裝商場(chǎng)的中庭建筑的火源燃燒特性進(jìn)行了研究国产在线网站，發(fā)現(xiàn)排煙量中文字幕久久精品无码一区二区、進(jìn)風(fēng)口位置及進(jìn)風(fēng)量大小等都對(duì)火源的發(fā)展有較大的影響亚洲欧美另类中文字幕；同時(shí)精品乱伦视频免费播放，實(shí)驗(yàn)分析還表明：自然排煙條件下，服裝商場(chǎng)火源在起始階段為"線性脈動(dòng)"火源欧美婬片一级视频播放；而在機(jī)械排煙條件下欧美老妇乱又伦A片，服裝商場(chǎng)火源在起始階段則為""火源。

Excessive grinding or abrasion of this product may create airbome dust and fober concentrations in excess of state and Federal OSHA permissible exposure limits.if employee exposures exceed these PELs,local exhanst ventilation or other mechanical ventilation systems may be required to reduce such exposures to concentrations below the PELs.if mechanical exhaust ventilation is necessary,exhaust air should be appropriately filtered or otherwise controlled to meet local ,state and Federal air pollution and air quality laws and standards

磨削過度磨損或這種產(chǎn)品可能造成機(jī)載塵fober濃度超過州政府和聯(lián)邦政府1921年允許暴露限定女人18毛片一级毛片亚洲。如果雇員暴露超過這些研究生亚洲天堂av天堂草，局部排氣通風(fēng)或其他機(jī)械通風(fēng)系統(tǒng)久草视频一区二区在线观看，可要求減少這種暴露濃度低于該P(yáng)ELs妓女一级AA黄色视频。如果機(jī)械排風(fēng)是必要的，排風(fēng)應(yīng)適當(dāng)過濾或以其他方式控制欧美疯狂黄片，以符合當(dāng)?shù)毓鷚ww黄，州和?lián)邦空氣污染和空氣質(zhì)量法規(guī)和標(biāo)準(zhǔn)

The anti-bacteria effect of the soda lime can be influenced by the chemical response between soda lime and CO2, the bacteria in the patient airway may be polluting the ventilation system of the anesthesia machine, so the hospital cross-infection was present in this repeat use of soda lime and ventilation tube. The hospital infection can be effectively prevented by using the one time ventilation tube, the virus/bacteria filter utensil and/or rechange the soda lime in the general anesthesia.

鈉石灰具有殺菌作用，全身麻醉鈉石灰與CO2起化學(xué)反應(yīng)會(huì)影響鈉石灰的殺菌作用精品女人视频一区，連臺(tái)手術(shù)氣管插管全身麻醉病人氣道細(xì)菌有污染麻醉機(jī)通氣系統(tǒng)引起交叉感染的機(jī)會(huì)黄色在线视频免费观看的网站，使用一次性呼吸管道，并合理使用一次性病毒/細(xì)菌過濾器及時(shí)更換納石灰可預(yù)防醫(yī)院感染欧美日韩图自拍图片大全。

Methods:Normal frequency ventilation of high frequency jet respirometer was used to control breath continuously for 31 cases without autonomous breath,the ventilation frequency:16～20 times/min with continuous ventilation time 12～72 hours.

結(jié)果：通氣1h后PaO2（15.92±2.50）kPa日本免费高清视频www，PaCO2（5.90±0.76）kPa国产精品久久视频；通氣24h后PaO2（14.76±3.21）kPa，PaCO2（6.11±0.84）kPa狂插美女女阴道动态。在Ⅱ型呼吸衰竭97性美女爽爽视频5，常頻與高頻通氣交替應(yīng)用比單用高頻通氣輔助呼吸，其提高血氧分壓的療效優(yōu)越（P＜0.001）黄片爆草中文字幕，且可防止高碳酸血癥人人摸人人操人人干人人射。

More pathological ultramicroscopic changes are observed after 7-hour mechanical ventilation with pure oxygen, which reduces after mechanical ventilation with 34% oxygen. Oxygen concentration should be decreased while long-time mechanical ventilation is executed so as to reduce potential lung injury with oxygen toxicity.

純氧通氣7 h后觀察到的肺超微結(jié)構(gòu)損傷較多，吸入氧體積分?jǐn)?shù)為0.34則相對(duì)較少中文字幕-CaO|草榴神社，建議長時(shí)間氣管插管通氣時(shí)可以免费在线观看的A片，宜降低吸入氧濃度，盡可能減少潛在的氧毒性肺損傷香蕉五月天色。

Bioclimatic architecture realizes low energy-consumption natural ventilation: the squama-curtain of TBA TOWER has opening window and special ventilation fan, realizing air ventilation across both sides of the mansion through pressure difference between windward side and leeward side, under the condition of no pressure difference, it can form chimney effect through vacant areas in the mansion, create negative pressure in the internal capsule, import air into device layer and discharge it, realizing the circulation of fresh air, not only saving energy and improving air quality in the room, but also bringing benefits to the health and mind of inhabitants.

生物氣候建筑實(shí)現(xiàn)低能耗自然通風(fēng)：TBA TOWER魚鱗狀外幕墻設(shè)計(jì)有開啟扇及專有的通風(fēng)器自拍偷拍日韩欧美，通過建筑迎風(fēng)面與背風(fēng)面的壓力差實(shí)現(xiàn)建筑兩面的窗戶空氣流通；在沒有兩面壓差的情況下韩国a级电影在线观看，可通過建筑內(nèi)的挑空區(qū)形成煙囪效應(yīng)国产精品15，在內(nèi)囊造成負(fù)壓，將空氣引入設(shè)備層排出黄色视频男的操女的网站，實(shí)現(xiàn)新鮮空氣的流通国产一级毛片久久久久久，既節(jié)能、又可改善室內(nèi)空氣品質(zhì)十八禁视频在线，利于居者的身心健康

Compare the lung injury extent and the important physiological parameters to determine the optimal condition for rabbit ventilator induced lung injury, Choosing another 24 new Zealand rabbit, randomly divided into 4 groups:(1)conventional ventilation+PEEP group;(2)ventilator induced lung injury group: employ the experimental condition determined by the first part experiment;(3)VILI+HO-1 inducer hemin group:pre-treated with HO-1 inducer, the ventilation method is the same with VILI group;(4)VILI+HO-1 inhibitor Zn-PP group(Zn-PP group):pre-treated with HO-1 inhibitor, the ventilation condition is the same with VILI group.

第二部分24只家兔隨機(jī)分為4組：(1)常規(guī)潮氣量+PEEP組亚洲色图拍自拍；(2)呼吸機(jī)所致肺損傷組：使用實(shí)驗(yàn)第一部分確定的最適條件；(3)呼吸機(jī)所致肺損傷+HO-1誘導(dǎo)劑干預(yù)組：預(yù)先給予氯鐵血紅素老师嗯啊好深再用力一点免费视频，通氣條件同VILI組一级a在线爱免费观看欧美；(4)呼吸機(jī)所致肺損傷+HO-1阻斷劑干預(yù)組：預(yù)先給予鋅原卟啉，通氣條件同VILI組九九热,热久久,这里有精品。

Ventilation system: Model A use top bright gas window and sliding fittings-ventialtion lock to achieve cross ventilation.Model B: with sound insulating device, your good will will come true - close door, enjoy ventilation moment.

通風(fēng)系統(tǒng)：A橫式利用上亮氣窗及提升配件獨(dú)有的換氣鎖座來實(shí)現(xiàn)室內(nèi)外換氣成人无码秒播在线观看视频免费下载。B模式可通過加消音通風(fēng)器實(shí)現(xiàn)關(guān)著門換氣的美好愿望。

At present, common tunnel construction ventilation methods include natural, pressing, drawing, composite and gallery ventilation , while the gallery ventilation is specially suitable for super long tunnels that are constituted of parallel adits.

目前常用的隧道施工通風(fēng)方法有自然通風(fēng)快射视频在线播放网站、壓入式欧美全黄视频、抽出式、混合式及巷道式通風(fēng)法www.天堂国产。

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