Quickly remove the harmful chemical gas such as ammonia, formaldehyde, benzene and toluene; Leach away various smokes, and lustrate other harmful gas that create by organism and mineral, make the air fresh.

快速去除氨免费黄色一区二二区、甲醛超碰Cao草棚gao进入、苯久久这里都是精品1、甲苯等有害化學(xué)氣體尤物视频品爱网、濾除各種煙味和驅(qū)除其它有機(jī)或無機(jī)物產(chǎn)生的對(duì)人體有害的氣體，清新空氣欧美熟妇A片免费看片。

Maffei Corporation PVC-U drainage pipes to the production line, the German company Barton Rumsfeld plastic production line and the Hong Kong Chen Hsong injection molding machine and other advanced production equipment, use of hi-tech means of production "Jinde" brand aluminum PAP composite pipe, PPR aluminum-plastic tube, PE-X cross-linked polyethylene pipe, PE-RT polyethylene pipe temperature, PPR plastic pipes, PE gas pipe, PE water pipe, PE mining pipe, HDPE large caliber double-wall corrugated pipe, HDPE Large Diameter Winding Pipe, PVC-U new composite pipes, PVC-U to the water pipes, cable sheathing, etc., and be compatible with the brass pieces, PPR pipe fittings, PE-RT pipe, PE water supply pipe pieces, PE gas pipe pieces, PE mining pipe pieces, PVC pipe fittings and the corresponding installation tools.

瑪菲公司PVC-U給排水管生產(chǎn)線黄色视频,免费黄色视频、德國巴頓菲爾德公司全塑生產(chǎn)線及香港震雄注塑機(jī)等先進(jìn)生產(chǎn)設(shè)備，采用高科技手段生產(chǎn)"金德"牌PAP鋁塑復(fù)合管欧美一区二区视频在线观看，PPR鋁塑管一区二区视频日韩免费、PE-X交聯(lián)聚乙烯管、PE—RT耐高溫聚乙烯管欧美一级aaaaaa片、PPR全塑管欧美视频一区二区三区、PE燃?xì)夤堋E給水管日韩精品更新影院在线播放、PE礦用管毛片毛片在线观看网站、HDPE大口徑雙壁波紋管、HDPE大口徑纏繞管在线免费看黄、PVC—U新型復(fù)合排水管成年人在线免费视频大、PVC—U給水管、電纜護(hù)套管等和與之配套的銅管件夜色视频国产欧美一区色欲、PPR管件久久九国产、PE—RT管件、PE給水管管件亚洲日韩在线中文字幕三区、PE燃?xì)夤芄芗?972国产在线超碰、PE礦用管管件、PVC管件及相應(yīng)的安裝工具等欧美黄色免费网站视频。

The results indicate that, in either single or double blowing, larger erosion rate is mainly found in the slag line and near purging plug area of ladle lining; erosion is accelerated when gas flow rate increases; the erosion rate of ladle lining with double blowing is larger than that of single blowing; erosion rate distribution is obviously different as gas flow rate increases; in heavy blowing, serious erosion centers around slag line area and expands gradually outwards; as purging plug gets close to lining wall, malconformation of erosion rate in ladle lining becomes more prominent and the erosion rate of lining near purging plug increases.

結(jié)果表明国产在线视频。，無論單吹還是復(fù)吹，較大的蝕損速率主要分布在鋼包渣線及近透氣磚區(qū)域欧美动日韩中文，吹氣量的增大會(huì)加速鋼包內(nèi)襯的蝕損男女综合网。采用復(fù)吹時(shí)，鋼包內(nèi)襯的蝕損較單吹時(shí)更快免费观看黃色A片一级视频喷水。隨著吹氣參數(shù)的改變欧美亚洲自拍偷拍，鋼包內(nèi)襯蝕損速率的分布狀況差異明顯。大吹氣量下国产欧美一级二级，較大的蝕損集中在渣線區(qū)域且呈環(huán)向擴(kuò)展；透氣磚安裝距包壁越近又大又粗国产视频，鋼包內(nèi)襯蝕損不均衡性也越突出黄色网站嗯..啊啊轻点，近透氣磚內(nèi)襯蝕損加重国产黄片区。

Therefore, with considering threshold pressure gradients and the maldistribution of threshold pressure gradients caused by reservoir heterogeneity, it will be more objective and better to forecast the production performance of gas wells and guide low-permeability gas reservoirs practical production.

因此，考慮啟動(dòng)壓力梯度和由儲(chǔ)層非均質(zhì)性引起的啟動(dòng)壓力梯度非均勻分布能更為客觀的預(yù)測(cè)氣井單井生產(chǎn)動(dòng)態(tài)又大又粗又黄的黄片，為氣田合理開發(fā)提供可靠的決策依據(jù)eeee在线A片。

The newly developed products: welded joints, male connector, such as gas and natural gas pipelines and accessories.

新開發(fā)的產(chǎn)品有：焊接接頭，螺紋接頭等煤氣日韩无码一级黄色毛片，天然氣管道配件久久园产黄色大片视频。

Think about when the car is parked inside your garage attached to your house; and the remote starter is interfered by other radio frequency and accidently turned on.(Your naughty kid may do this. Or, some crooks try to open your garage door by emitting random radio signals; always lock the man door). The car will keep pumping carbon monoxide gas into the garage, and the poisonous gas will seep through any cracks or holes to get into the house. Your whole family may get kill because of this (sleeping through the night and never get up).

試想一下如果那輛汽車停在你的車庫內(nèi)，車庫又是和房屋連在一起的那種五月天,COm，萬一遙控啟動(dòng)裝置被其他無線電頻道干擾而意外啟動(dòng)（你家里頑皮的孩子可能會(huì)這樣做的国产500部自拍视频在线播放，又或者一些小偷也會(huì)故意發(fā)射一些隨機(jī)的無線電信號(hào)來嘗試打開你的車庫門，因此門一定要鎖好）AV网站在线1，汽車就會(huì)不斷地在車庫里面釋放一氧化碳91囯内自拍，而這些有毒的氣體又會(huì)透過門縫或者孔洞鉆進(jìn)屋內(nèi)，嚴(yán)重時(shí)甚至可以置全家人于死地国产区一区在线。

The combustion process of high energy gas fracture in oil well is simulated with manometric bomb,the poisonous gas produced in the process is analyzed by infrared spectrum technique.

用密閉爆發(fā)器模擬高能氣體壓裂彈在油井中的燃燒過程久久精品免费精品，用紅外光譜分析技術(shù)檢測(cè)燃?xì)獬煞葜械亩拘詺怏w，測(cè)試了7個(gè)不同生產(chǎn)廠的高能氣體壓裂彈產(chǎn)品的燃?xì)獬煞菝夥袮级毛片群久久免费，并?duì)特殊產(chǎn)品燃?xì)庵挟a(chǎn)生HCN機(jī)理進(jìn)行了分析女人被做到高潮连连免费视频。

The poisonous gas in combustion gas es for gun propellant by manometric bomb test was analyzed by infrared spectrum technique.

采用密閉爆發(fā)器模擬發(fā)射藥實(shí)際燃燒過程中生成燃?xì)猓⒂眉t外光譜分析技術(shù)檢測(cè)發(fā)射藥燃?xì)獬煞种卸拘詺怏w一级国产精品久久久久无码AV。

Now effects are being made to transform the microorganism produced by marsh gas and it is also possible to produce marsh gas and even some kinds of protein.

現(xiàn)在正在改造沼氣產(chǎn)生的微生物人人色人人操，并有可能生產(chǎn)沼氣與一些可作調(diào)料的蛋自質(zhì)。

Multipurpose use of marsh gas,an applied technology of marsh gas and its fermented products,helps fertilizer application to come to a frontier.

沼氣綜合利用就是指沼氣及發(fā)酵的產(chǎn)物的應(yīng)用技術(shù)亚洲免费高清视频，它把肥料技術(shù)的應(yīng)用發(fā)展到一個(gè)新領(lǐng)域26uuu在线視頻。