gas characteristic 中文意思是什麼

gas characteristic 解釋
氣體特性
  • 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...
  • characteristic : adj 有特性的;表示…特性的,…特有的。 Japan s characteristic art 日本特有的藝術。n 特性,特徵,性...
  1. Fortunately, according to the characteristic of fuliginous type of air pollution in our country our government has taken corresponding measures, one of which is to advocate gas boilers

    可喜的是我國政府根據我國大氣污染為煤煙性的特點已經採取了相應的措施,其中之一就是提倡燃氣鍋爐。
  2. The qitaihe coal resources isadvantageous, the coal field total area 8, 000 square kilometers, haveverified the geological reserve 1. 7 billion tons, the prospectivereserves 4. 2 billion tons, the coal plant completely, has the cokingcoal, 1 / 3 coking coal, the gas coal, the anthracite and so on 10varieties, by coking coal primarily ; excellent in quality, has theespecially low phosphorus, especially low characteristic and so onsulfur, high heat value, high ash melting point, high silicon content, most is suitable for the coal chemical industry product thedevelopment, is national one of three big protections mining rare coalfields, is the heilongjiang province most important anthraciteproduction base, also is the national important coking coal and thenortheast area biggest high quality coke production base

    七臺河煤炭資源得天獨厚,煤田總面積8000平方公里,已探明地質儲量17億噸,遠景儲量42億噸,煤種齊全,有主焦煤、 1 / 3焦煤、氣煤、無煙煤等10個品種,以主焦煤為主;品質優良,具有特低磷、特低硫、高發熱值、高灰熔點、高硅含量等特點,最適于煤化工產品的開發,是全國三大保護性開采稀有煤田之一,是黑龍江省最重要的無煙煤生產基地,也是國家重要的主焦煤和東北地區最大的優質焦炭生產基地。
  3. Because liquefied gas " own characteristic, such as low temperature, high pressure, inflammability and explosibility, there are many hidden dangers in handling the liquefied cargo and shipping at sea

    液化氣運輸船在其靠港裝卸貨物和海上運輸過程中存在著很多事故的隱患,其危險性主要是由於液化氣本身的低溫、高壓、易燃和易爆等特性所致。
  4. With this purpose, this paper researches the state of dometic and overseas seal technique ; uses other enterprise ' s successful experiments for reference ; combines the factory set ' s structural property, technics characteristic and the different request of medium leakage degree ; considers the respective strongpoints of floating ring seal, conical floating seal, suction labyrinth seal, inflator labyrinth seal, mechanical seal, dry gas seal ; finds out the optimum, dependable seal techinique fiting for each set on the base of entire analysis on the centrifugal compressor. and in the end by putting this plan into practice the factory achieves localized reconstructs, reduces the production cost and fulfils the demands of secular safe use

    本文在把握國內外離心壓縮機密封技術的發展狀況,借鑒其他企業的成功經驗基礎上,根據我廠機組結構特性、工藝特性、介質泄漏程度要求的不同,以及浮環密封、錐形浮環密封、抽充氣式迷宮密封、機械密封、干氣密封的各自特點,對離心壓縮機存在的密封問題進行了全面剖析,研究了適合每臺機組最佳、可靠的密封技術,實施了本地化技術改造,降低了生產成本,滿足了機組長期穩定運行的生產要求,取得了顯著的經濟效益和社會效益。
  5. Aiming at the practical situations of frequent accidents on mine gas and existing mine gas wire communication system needs to be improved towards wireless communication system, the paper put forward all nodes of gas sensor distributed in underground were brought into an intelligent and flexible wireless network system, so as to form a gas sensor networks system with layering and characteristic of intrinsical safety which relayed on the sensor ' s node

    摘要針對礦井瓦斯事故頻發、現有礦井瓦斯監測有線通信系統急需向無線通信系統改進的實際情況,文章提出了將分佈於井下的所有瓦斯傳感器節點納入一個智能化、結構靈活的無線網路系統,組成以傳感器節點為依託的層次化且具有本安特性的瓦斯傳感器網路系統。
  6. Oil and gas reservoir characteristic analysis of the middle and first proterozoic group in liaoxi geotectogene

    遼西拗陷中上元古界油氣儲集性能分析
  7. The flow characteristic of rarefied gas is very complicated in its dynamics problem

    稀薄氣體的流動是一個復雜的稀薄氣體動力學問題。
  8. This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field

    本文從系統理論出發研究油氣動態系統基本統計規律,結合油氣動態系統的一般特點,結構特點,兼顧油田開發規劃設計的要求,利用功能模擬原理(含神經網路方法、微分模擬方法) ,依據油田歷史數據,建立了油田開發動態指標間的輸入輸出關聯關系,並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測,同時利用最優化原理,在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化模型」 ,這些優化模型包括:產量構成優化模型(解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題) ;措施產量結構優化模型(解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題) ;產量分配優化模型(將油田的產量最優地分配到各採油廠)以及油田綜合開發規劃模型。
  9. Rufifacies, peak 16 ( unknown ) and 25 ( 11 -, 13 -, 15 - methyl - hentriacontane ) for b. peregrina and peak 3 ( unknown ), 4 ( tricosene ) and 23 ( unknown ) for p. crassipalpis. additionally, the models were developed respectively to determine the larval age of different flies accurately. 2 temperature effects of time - associated characteristic in cuticular hydrocarbons of aldrichina grahami larva highly significant correlation were observed between the relative abundance of some larval cuticular hydrocarbons associated with gas chromatographic peaks and the chronological age of al

    2溫度對巨尾阿麗蠅幼蟲表皮碳氫化合物組成時間特徵的影響及日齡推斷模型的建立巨尾阿麗蠅幼蟲表皮碳氫化合物組份色譜峰,即p30 (二十五烯a ) 、 p33 (正二十五烷) 、 p48 (二十七烯a ) 、 p49 (二十七烯b )和p79 (正三十一烷)含量與幼蟲日齡呈極顯著相關,且在不同恆溫( 16 、 20 、 24和28 )下的變化趨勢基本一致。
  10. Because of novel physical and chemical characteristics, carbon nanotubes are widely used as new sensing materials or modified materials. this paper mainly introduced the characteristic study of biosensors and gas sensors modified by carbon nanotubes. with large aspect ratio, carbon nanotubes have excellent biocatalysis

    納米碳管具有新穎的物理化學特性,為傳感器提供了新敏感或修飾材料,將其用於生物酶傳感器和氣敏傳感器,能夠使傳感器具有更好的敏感性。
  11. On the basis of research, the characteristic of the reservoir in chaluhe are summarized and the favourable area of oil and gas in chaluhe depression is analysed and predicted

    在此基礎上對岔路河斷陷的儲層特徵進行了總結,並對研究區下第三系的油氣有利區帶進行了預測。
  12. Hydraulic fluid power - gas - loaded accumulators with separators - range of pressures and volumes, characteristic quantities and identification

    壓力和容積范圍特徵量及標識
  13. Hydraulic fluid power - gas - loaded accumulators with separator - ranges of pressures and volumes and characteristic quantities

    液壓傳動隔離式充氣蓄能器壓力和容積范圍及特徵量
  14. 2. using cfd software - fluent, many flow states were been simulated. these states are the influence of nozzle structure with the flow, the distributing characteristic of inside flow, the influence of cold gas flow and outside flow with the work of the nozzle, the change of inside pressure load when the nozzle regulates

    2 、藉助cfd軟體fluent ,計算出可調噴管本身結構對流動的影響、可調噴管流場的參數分佈、冷卻氣流對噴管流動的影響、外流對可調噴管內流的影響、噴管的冷流流場和噴管調節過程中內壁面的壓強載荷變化。
  15. Analysis of the electrostatic accelerometer gas damping coefficient and its influence to the control system characteristic

    靜電懸浮加速度計氣體阻尼及其對控制系統特性影響分析
  16. Numerical simulation method on drag characteristic of air amp; amp; flue gas ducts ' irregular parts in power plants

    電廠煙風道異型件阻力系數的數值計算方法
  17. The wavelet multi - analysis is adopted to further understand the microstructure of solids holdup fluctuation, the vivid fingermark images show that it is a fractal and dissipative structure. the low and frequency signals reflect the dilute phase fluctuation behavior and dense phase ( cluster ) fluctuation behavior, respectively. to deep understand the multi - scales characteristic of gas - solids circulating fluidization, the wp decompose methods for obtaining the eigenvalue of gas - solid fluidized bed has been developed. the results show that eigenvalues of different scales are effective for identification of non - uniform and dynamic structure of gas - solid fluidized bed

    小波多分辨分析法得到指紋圖形象地揭示了顆粒濃度脈動的自相似、分叉等具有混沌特徵的微觀結構;小波分解后信號中的低頻和高頻成分分別代表了稀相和密相的脈動行為,小波包分解提取能量特徵值的方法能夠揭示氣固的多尺度特性,不同尺度上的能量特徵值四川大學碩十論文反映了氣固循環流化系統中存在的非均勻動態時空結構。
  18. In this dissertation, the characteristic of this sensor in determination for gas oxygen and dissolved oxygen was studied, thereafter, the testing of cholesterol solution and plasma also was developed in experiment and obtained ideal result

    研究了裝置測定氣體氧和溶解氧時的特性並應用於膽固醇溶液和血漿中膽固醇含量的測試,獲得了理想的結果。
  19. This paper, based on normalizing well logging data while drilling and correcting depth into true vertical depth and calculating reservoir parameters and etc, combining the practical ease of mobei oilfield, extracted logging and geological pattern characteristic of target oil - gas formation and geosteering mark formation, and used bp neural network and regressive analysis to create predicting mode of geosteering parameter to build relevant contrast curve ; adopted geometry geosteering method to fix on die drilling direction of bit upper and declination, the position in reservoir, to judge the real drilling case. all finely solved the problem to follow the geological target while drilling for three horizontal well these methods improve the drilling horizontal well ability by using the techniques to follow the geological target while drilling, and then it is convenient and practicable

    本文在開展隨鉆測井資料的標準化和斜井校正及儲層參數解釋與含流體性質判釋等工作的基礎上,結合研究工區莫北油田的實際情況,提取了目標油(氣)層和導向標志層的測井地質模式特徵,並採用bp神經網路法和回歸分析法建立了地質導向參數的預測模型、構造了相應的對比曲線;採用幾何導向法確定鉆頭上下傾鉆進方向及其在目標層的位置,以判斷實際鉆進地層情況,很好地解決了研究工區三口水平井的隨鉆跟蹤地質目標的問題。
  20. The coal - bed gas contains many kinds of heavy hydrocarbon gas bodies and the non - hydrocarbon gas, which possesses the characteristic of variable component. if the nature gas engines are fueled with the coal - bed gas directly, they will work abnormally

    由於煤層氣中含有多種重烴氣體和非烴氣體,具有組分變化的特點,直接在天然氣發動機中燃燒,會使發動機工作不正常。
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