氣提法 的英文怎麼說
中文拼音 [qìdīfǎ]
氣提法
英文
air stripping-
The local directional drilling is just staring in terrane, the equipments and the technologies ca n ' t satisfy far and far the spot construction needs, according to current circumstance and considing the existed equipments, the author put forward drilling by air hammer in terrane, having designed compounded - drilling tools, and recommended technology parameters. producing experiments have obtained good achievements in economic and in techniques
國內定向鉆進鋪管技術在巖層只是剛剛起步,設備、工藝遠遠不能滿足現場施工需要,本文針對國內、外巖層定向鉆進非開挖設備及工藝現狀,結合國內大多施工單位的已有設備,提出巖層空氣潛孔錘導向鉆進工法,設計了適合巖層鉆進的實用鉆具,並提出具有針對性的工藝參數,生產性試驗取得了良好的經濟技術指標。Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing
文摘:應用計算機模擬的方法,在不考慮燃燒的冷態情況下,研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上,比較了2種不同設計方案的氣流流動特徵,尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明,阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用,同時也增加了空氣管道的阻力損失,在同樣的工況條件下需要提高管道系統的總壓力Israel could not pick up all the promised equipment in the seven jets of the el al airfleet.
以色列航空公司的7架噴氣機無法運走提供給他們的全部裝備。The extract is analyzed by means of gas-liquid chromatography.
人們用氣液態色譜法對提取物進行分析。Carrying a winning streak into fenway park - - even if it is just of the one game variety - - can never be underestimated, if only because the yankees could use something to back themselves up from the chants and catcalls that are sure to come
帶著要連勝的氣勢進入芬威球場, - -即使只是一場比賽的差異?都不能低估輕忽,洋基需要找到方法提升球隊並對抗紅襪迷的叫喊聲及?聲。34 chemical constituents of the essential oil from cortex cercis chinensis were separated and identified by gc - ms. the relative contents of them were determined by area nomaliation
摘要採用水蒸氣蒸餾法從紫荊皮中提取揮發油,用氣相色譜質譜聯用技術對其揮發油成分進行分析,共鑒定了34個成分,並用面積歸一化法確定各成分的相對百分含量。In the end, cluster - analysis - based floating control historical regression method with uniform precipitation and atmospheric precipitable water as metoorological covariates could more validly evaluate efficiency of cloud seeding operations and significant level of ca - fcm method was higher than the other methods, because it adopted cluster analysis which highly improved the correlativity between rainfall distributions in the control area and target area, and used grid interpolation which enhanced exactness of calculating precipitation rainfall, and chose atmospheric precipitable water as the covariant which increased the inferential accuracy of natural rainfall on the cloud seeding operational area
最後,得到以降水量和整層大氣可降水量為協變量的ca - fcm方法,由於採用聚類分析( ca )方法,提高了對比區和影響區相關性;採用網格插值技術提高了雨量的計算準確度;引入了不受催化影響的物理協變量(整層大氣可降水量) ,提高了作業區自然降水量估計值的準確性;所以評估效果最好,顯著水平高於0 . 05 。On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied
在收集、整理國外對胭脂蟲的研究資料基礎上,首先從胭脂蟲的形態學、分類學、生物學特性入手,進而在實驗室內利用人工氣候箱,應用正交設計方法,設計了4種溫度、 2種濕度、 2種光照梯度的不同組合,通過測定胭脂蟲的孵化率、 1齡若蟲的存活率、 2齡若蟲至成蟲期存活率、種群趨勢指數、世代歷期、雌成蟲的大小、懷卵量等生物學指標,深入研究胭脂蟲在這些組合下的生長發育狀況,應用數理統計方法,分析出溫度、濕度和光照對各項生物學指標的影響,找出胭脂蟲適宜的室內培育條件,並為野外胭脂蟲的培育提供一定的理論依據。Then puts forward means of solving flux and impedance disproportion of conflux airflow
然後又提出了解決各匯流氣流風量和阻抗不均衡的方法。Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station
而後又採用cfd數值模擬的方法對溪洛渡水電站主變洞排風拱頂這種多股氣流匯流的長距離通道內的氣流流動進行了分析,提出了「虛擬分支」的概念和相應的網路基元模型,並回歸得到了溪洛渡水電站主變洞排風拱頂各個排風「虛擬分支」風量均勻系數以及阻抗的計算公式。Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river
本文第一章介紹了課題的研究背景,提出了研究目標、內容和方法;第二章重點分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹流中游段的氣候特徵,徑流組成特性,同期降水、徑流占年總量比例的不對應特性和原因,徑流年內年際變化規律及徑流深分佈特性,分析了天然洪水的特點和洪水參數;第三章介紹了冰川終磧湖的特點,結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料,分析提出了危險冰湖判別指標和發生潰決的氣候條件、周期性特徵,提出了冰湖潰決洪水的計算途徑。Groundwater treatment technologies are mainly composed of 5 kinds : air sparging, in - situ groundwater bioremediation, dual - phase extraction, in - situ oxidation and passive treatment walls
而污染地下水的修復方法主要有5項:注氣法、原位微生物修復技術、兩相蒸氣提取法、原位氧化法、原位反應墻技術等。Our products are including jis 、 bs 、 ansi 、 din 、 gb 、 cbm marine valves, such as globe valves, check valves, gate valves, butterfly valves, storm valves, air vent heads, flanges, hatch cover fittings etc
提供產品有jis 、 bs 、 ansi 、 din 、 gb 、 cbm標準船用青銅、鑄鐵、鑄鋼材質的截止閥、止回閥、閘閥、蝶閥、防浪閥、油水艙空氣帽、法蘭、圍緊器等產品The liquid - gas method is improved based on the above methods, overcoming the defects of gbj82 - 85. using the liquid - gas method, permeability condition of concrete can be tested and indicated quickly, efficiently, and the influences on concrete of alkali - aggregate reaction, sulfate attack, carbonization, steel rust, freeze and thaw can be inflected indirectly. it is significant on the research and monitor on the durability of concrete
溶液氣壓法是在上述方法之上進行改進提高的,克服了國標gbj82 - 85方法中的許多不足之處,能夠多角度、快速、高效、真實、準確地再現現場混凝土的滲透情況,並且能間接反映堿-骨料反應、鋼筋銹蝕、碳化、硫酸鹽侵蝕及凍融破壞的影響,對混凝土耐久性的監測與研究具有重要意義。Calculation of natural ventilation rates by tracer gas decay method was proposed, and definition of indoor criterion of carbon monoxide concentration limit and the carbon monoxide emission from cars were discussed
提出了利用示蹤氣體法計算地下停車庫的自然通風量,並論述了如何確定室內一氧化碳允許標準及小汽車的一氧化碳排放量。In this paper, six methods of ammonia - nitrogen wastewater physic - chemical denitrication treatment were infroduced, such as blow - removal, steam - abstraction, crystallization, chemical precipitation, chlorination and ion exchange. their mechanisms and engineering application were analyzed and studied respectively. several problems to be cared for in development and implemention of the wastewater treatment techniques were pointed out
介紹了吹脫法、氣提法、結晶法、化學沉澱法、氯化法、離子交換法6種常用的氨氮廢水物化法脫氮處理技術和工程應用情況,並指出了在開發和實施氨氮廢水脫氮處理技術(工程)時需要注意的問題。It also researches the mixed combustion process of hot coal gas and preheats combustion - supporting air by utilizing the left heat of fume from industrial furnace so as to improve the theoretical combustion temperature of hot coal gas
通過利用工業爐的煙氣余熱預熱助燃空氣,提高熱煤氣理論燃燒溫度的辦法,是諸多方法中最經濟有效的方法。This paper is focus on the average nitrogen purity related to the air - separation production, and the function of improving oxygen extraction rate. analyzed the affecting factor of average nitrogen purity. and summarized the method of improve average nitrogen purity and its application to an air - separation plant
氮氣平均純度對空分生產中提高氧氣提取率有重要的作用,分析了影響氮氣平均純度的幾種因素,總結出空分裝置提高氮氣平均純度的方法及應用。The reason for discoloration of pellet which was produced by gas phase technique in lldpe unit was analyzed in this paper. from the aspects of technical condition, granulating fixture and additives, some suggestions on improvement were put forward
分析了氣相法生產線性低密度聚乙烯( lldpe )裝置粒料顏色變黃的原因,從工藝條件、造粒設備、添加劑等幾方面提出了改進措施。It is firstly found that the nox concentration increases rapidly when is less than 0. 75, which complements the staged combustion and the rich - lean combustion that are well considered currently as low nox combustion. it does not mean that the combustion must be the low nox combustion when < 1. there is a limited least value of air excess coefficient
對目前普遍認為的分級燃燒和濃淡燃燒可以降低no _ x排放的提法給予補充,即對一次過量空氣系數有一個最小值限定,不是小於1的任何值都可以,低於最小限定值將是不利的,而且一次過量空氣系數有一個最佳值。分享友人