g gas 中文意思是什麼

g gas 解釋
氣體. 煤氣. 燃氣
  • g : 1. generator. 2. German. 3. Germany. 4. giga 十億。5. Gossypium 棉屬。6. grid. 7. Gulf. 8. 【軍事】 gun.
  • gas : n (pl gases )1 氣,氣體,氣態 〈cf fluid; solid〉 2 可燃氣,煤氣,沼氣;【礦物】瓦斯。3 【軍事...
  1. Deng x g, zhuang f g, mao m l. on low mach number perfect gas flow calculations [ r ], aiaa paper 99 - 3317

    鄧小剛.粘性超聲速復雜氣動力干擾的數值模擬[ d ] : [博士學位論文] ,中國空氣動力研究與發展中心, 1991
  2. The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology

    本文系統地介紹了國內外柴油機排氣后處理技術的研究現狀,分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排氣凈化系統,該系統採用催化轉化與微粒捕集及再生相結合的技術路線,通過過濾材料的有效過濾,將排氣中的微粒進行收集,藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分子可溶性有機物氧化,產生的高溫使得收集到的微粒部分氧化,從而達到降低排放的效果。通過系統結構設計和試驗匹配,實現了對氣體排放物和微粒的凈化。同時,論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體的開發,通過正交試驗,摸索出了噴氣助燃系統可靠工作的一般規律,為噴氣助燃再生技術的開發提供了方向。
  3. On the bases of the galaxy evolution theory, we use the therotical chemical evolution model of three zone ( such as halo, thick disk and thin isk ) and multi - phase ( diffuse gas, molecular clouds, stars of both low and high mass, the remnants ). by comparing with the observational constraints, such assurface densities, age - metallicity relation, g - dwarf metallicity distribution in the solar neighbourhood and the correlation between [ a / fe ] and [ fe / h ], supernovae rates, infall rates. the rationality of the model is verified. based on the theory model, we calculate the abundance of neutron capture element

    本文正是在銀河系化學演化的基礎上,利用銀河系的三成分( threezone ) (即暈、厚盤和薄盤)多相( multi - phase ) (氣體,分子云,大、小質量恆星以及剩餘物質)的化學演化的理論模型,通過與觀測約束(質量面密度、場星的年齡-金屬豐度關系、太陽附近g矮星金屬含量分佈函數、三成份的特徵量、元素的星系化學演化、超新星的爆炸率、內落速率等)的比較,來檢驗模型的合理性。
  4. Vent - gas limited quantity g km

    排放限值g km
  5. Flanged wall valves, at right angles, for controlling gas appliances, with tapered rotating section, for built - in brass piping and with g 1 2 connection

    煤氣控制裝置.裝配式黃銅管路和連接管節的錐形轉動截面帶法蘭直角壁閥
  6. The failure of manufacturing cu alloy valve body by die castin g and hot extrusi on casting were point out. characteristics of squeeze casting technology were exp ounded. application of squeeze casting to cu alloy valve body in gas fired applia nce and influence of specific pressure on properties of product were analyzed

    指出了壓力鑄造及熱擠壓工藝生產銅合金閥體的缺點,闡述了擠壓鑄造工藝的特徵,介紹了擠壓鑄造在燃氣器具銅合金閥體上的應用,分析了比壓對產品性能的影響。
  7. The move could take place in the next few months if their joint offer for g s brasiliano the gas distribution company in the state of sao paulo is successful

    如果能成功收購巴西利亞天然氣公司,將在下幾個月內擴大經營范圍。巴西利亞天然氣公司g目前為義大利的eni所有。
  8. The " prospecting operations " means all the work conducted to locate the petroleum - bearing traps through geological, geophysical, geochemical methods and other ways including drilling exploratory wells, etc. as well as all the work conducted to decide the commerciality of petroleum traps discovered, e. g. drilling of assessment wells, doing feasibility studies and formulating overall exploitation programs for an oil ( gas ) field

    (五) 「勘探作業」 ,是指用地質、地球物理、地球化學和包括鉆探井等各種方法尋找儲藏石油圈閉所做的全部工作,以及在已發現石油的圈閉上為確定它有無商業價值所做的鉆評價井、可行性研究和編制油(氣)田的總體開發方案等全部工作。
  9. Qualitative and quantitative detection of plants phas using gas chromatography ( gc ) indicated that hd were the major composition of phas and the maximum pha accumulation was 22 mg / g dry weight

    用氣相色譜法對轉基因植株中的pha進行定性定量檢測,確定pha的主要成分為羥基癸酸( hydroxydecanoate , hd ) ,表達量最高為2 . 2干重。
  10. If the sample is too complex, we can perform some kind of separation, e. g. liquid or gas chromatograph, before ms analysis

    如果樣品比較復雜,我們可以通過液相色譜或者氣相色譜進行預分離? ?這邊是通常所說的聯用技術? ?氣質聯用和液質聯用。
  11. The commissioner for transport may, in processing licensing application, require the applicant to produce proof of his her address e. g. water electricity gas bill or bank correspondence with his her name as addressee, and may suspend the processing of the application until the production of such proof

    運輸署署長在處理牌照申請時,可要求申請人出示其地址證明(例如印有該人士姓名之水費單、電費單、煤氣單或銀行信件等) ,以及可在申請人出示該等證明之前,暫停處理該申請。
  12. For sand, glass bean, quartz sand and pvc, pressure fluctuations were measured at different conditions. furthermore, statistics analysis, power spectral density ( psd ) analysis and chaos analysis of pressure fluctuations in gas - solid cfb were conducted. an investigation of the effect of circulating solid flux, superficial gas velocity, height from riser bottom and particle property on the parameters ( e. g

    本文測定了河砂、玻璃珠、玻璃砂和pvc四種顆粒在不同固體循環量、不同表觀氣速、不同軸向高度下的壓力波動,進而對氣固循環流化床壓力波動時間序列進行了統計分析、功率譜分析和混沌分析。
  13. After studying the contents with " sx - 10 law " concerning the oil and gas ( o & g ) cost of the international oil company, the article has systematically analyzed and compared the sinopec and foreign oil company ' s o & g cost ' s differences, such as its classifications structures, and cost accounting etc. by analyzing the international oil company ' s common o & g cost ' s movement tendency and rule which has been outlined and showing in the recent 10 years, that is between 1991 and 2000, the article has compared and studied the differences in o & g costs between the sinopec and foreign oil company, furthermore, it has taken impersonally part the real and internal reasons in details which has resulted in the differences at home and abroad. for instance, it has concluded the reasons that contribute to the long - lasting higher production cost of the sinopec upstream in three aspects : firstly, it is due to the difference in its resource stratagem, that is, the foreign oil company can realize their o & g resource optimization by the way of resource electing and o & g assets replacement in the world market ; secondly, since most of the sinopec key oilfields have been in the middle or last development period which characterizing the " three high " ( high water containing, high yield and high lifting rate ), it has been an impersonal rule with a higher level of production cost ; finally, another factor resulting in the higher production cost lies in the execrable operating and social environment which has been facing by the domestic oil company and a great amount of non - producing payout which owes to the bad environment

    本論文從美國證監會( sec )對國外石油公司油氣成本的《 sx4 - 10條例》的內容研究出發,系統地分析和比較了中外石油公司在油氣成本的分類、構成以及核算等方面的差異,並結合近十年來( 1991 - 2000 )國外石油公司油氣成本的變化趨勢和變化規律,對中外油氣成本結構和變化呈現出的差異進行了比較和研究,並就導致該差異產生的深層次原因進行了客觀翔實的剖析,文章特別指出,造成中石化上游油氣生產成本居高不下的原因有三個方面: ( 1 )資源戰略方面,國外石油公司可以通過資源優選和資產置換來實現油氣資源的最優化選擇: ( 2 )從開發程度上,中石化上游普遍進入以「三高」為特徵的開發階段,生產成本高是客觀規律: ( 3 )企業面臨的惡劣經營和社會環境以及由此產生的大量非生產支出,也是構成企業生產成本較高的原因之一。
  14. With the tectonic uplift of the source area and the climate turning dry, the coal forming period was over, the fluvial system and fluvial - delta system became to play a major role. based on the study of former researchers and the theory of deep basin gas reservoir forming, the deep basin gas trap in the ordos basin is analyzed and is supposed to form in the ramp of the basin. it is supposed that the hydrocarbon of the deep basin gas trap is mainly composed of coal, carbonate and carbonaceous shale and with the " upper water seal " in the north of the study area the g

    根據深盆氣成藏理論和前人的研究成果,分析了深盆氣藏的分佈類型,認為鄂爾多斯盆地深盆氣藏屬于盆地斜坡成藏類型;認為深盆氣的源巖以煤、炭質泥巖、暗色泥巖和碳酸鹽巖為主;北部氣水倒置、東部露頭區有天然氣逸出;氣藏具有多重壓力系統;成藏機理主要是氣體動態的運移與聚集,穩定的構造背景有利於氣藏的大面積保存。
  15. Petroleum system has been the effective assessment method of exploring oil and gas - bearing basins, since wallace. g. dow raised it in the early period of 70s

    自從七十年代初期wallaceg dow提出成油體系( petroleumsystem )以來,成油體系已成為含油氣盆地勘探的有效評價方法。
  16. Abstract : taking ecological labels as the basis, the article investigates the residue and origin of pesticide on natural fibre fabrics, and detection means for trace harmful substances on textiles, e. g. liquid - liquid extraction, supercritical fluid extraction and the latest solid - phase microextraction - gas - phaseamass spectrum technique

    文摘:以生態?標簽為基礎,討論了天然纖維織物上殺蟲劑的殘留情況及來源,紡織品上微量有害物質的檢測分析手段,如液?液萃取技術、固相萃取技術、超臨界萃取技術以及最近出現的固相微萃取?氣相?質譜技術。
  17. The mixing of air and fuel can be improved, d ) adding air distributary valve at exit of air - intake can increase the amount of air bifurcated into the dome region, so the value of combustion efficiency is increased, e ) increasing gas generator nozzle number can improve combustion characteristics in the dome region and produce good condition for combustion progress, f ) when the fuel streams are ejected into the second combustor with a angle, the combustion efficiency is increased, g ) when the speed of fuel streams increased, the intension and temperature of recirculation region is improved

    兩個進氣道在補燃室周向成180度布置,有利於增強燃氣同空氣的摻混; 4在進氣道出口增加空氣分流擋板,有利於增加進入頭部的空氣流量,提高燃燒效率; 5增加燃氣噴管數量能增強燃氣同空氣在頭部的燃燒效果,為燃燒的進行創造良好的條件; 6
  18. Keep a clear distance between underground electricity cables and other utility plant ( e. g. gas and water pipes, telecommunication cables, etc. )

    地下電纜與其他公用設施(例如煤氣及水管,電訊電纜等)之間需保持一定的距離。
  19. Pvc pipeline tapes take thin sheets of polyvinylchloride ( pvc ) as the backing material, which are coated with pressure - sensitive adhesive. they are applicable for pipe wrapping, and protection, e. g. gas & petroleum pipe protection etc. it has sound features such as flameretardant, weather & corrosion proofetc

    Pvc管道膠帶是以聚氯乙烯薄膜為基材,塗以壓敏膠製造而成,適用於管道的包紮、防腐和保護,如煤氣管道、石油管道的防護等,具有良好的阻燃、耐候、防腐等特性。
  20. Pvc pipeline tapes take thin sheets of polyvinychloride ( pvc ) as the backing material, which are coated with pressure - sensitive adhesive. they are applicable for pipe wrapping, and protection, e. g. gas & petroleum pipe protection etc. it has sound features such as flameretardant, weather & corrosion proofetc

    Pvc管路膠帶:是以聚氯乙烯薄膜為基材,塗以壓敏膠製造而成,適用於管道的包紮、防腐和保護,如煤氣管道、石油管道的防護等,具有良好的阻燃、耐候、防腐等特性。
分享友人