過渡高度 的英文怎麼說

中文拼音 [guògāo]
過渡高度 英文
transition altitude
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : Ⅰ動詞1 (由此岸到彼岸;通過) cross (a river the sea etc ) 2 (渡過) tide over; pull through 3 ...
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 過渡 : transition; transit
  • 高度 : altitudeheightelevation
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔的上升呈有規律的變化:隨海拔上升,機械組成由粉粒砂粒粘粒逐漸到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. As the progress of exploration and the importance that liaohe oilfield leaders have attached to lithologic reservoir exploration, the work has been gradually deepened in slope - bottom land transition zone, exploration breakthroughs have been made constantly, and the contribution to reserves is increasing

    由於勘探形勢的發展以及遼河油田公司各級領導對巖性油氣藏勘探的重視,使得坡窪地區巖性油藏勘探工作逐步得以深入,並不斷取得新的勘探突破,對儲量的貢獻也逐步增大。
  3. This paper takes mobile engineering department equipment management of daqing petrochemical parent company as an example, and studies the design and application of equipment management system of daqing petrochemical parent company, for the implement of computerizing the equipment entire process management with the equipment management system and completing the synthesis management, the records management, the expense management, the fixed asset management, the specialized management and the information management with the computer system and making in the manual management some qualitative and stochastic ingredients transforming into the quantitative standard management. so it guarantees that we can perform advanced predicting management in the entire process of the matter movement and the value movement of equipment and complete the equipment servicing transition from the compulsory servicing and afterwards servicing to the preventive servicing, improving work quality, efficiency and modernized degree which the equipment manages and assisting enterprise ’ s equipment management decision - making and the whole realization of management goal and enhancing the enterprise ’ s interior equipment utilization and realizing its maximum profit

    本文以大慶石化總廠機動工程部的設備管理為例,對大慶石化總廠設備管理系統的設計與應用進行研究,旨在通設備管理系統實現設備全程管理計算機化,由計算機系統來完成設備的綜合管理、檔案管理、費用管理、固定資產管理、專業管理及信息管理,使人工管理中一些定性的、隨機的成分轉變為定量的規范的管理,保證大慶石化總廠對設備的物質運動和價值運動的全程實行先進的可預知性管理,並逐漸將設備維修從目前的以強制性維修及事後維修為主到以預防性維修為主,提設備管理的工作質量、效率和現代化程,輔助企業的設備管理工作決策及經營管理目標的整體實現,提大慶石化總廠內部設備的利用率及實現其最大的經濟效益。
  4. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合程中的水解及縮合反應,提了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較的力學及耐水性能。
  5. Based on the mathematical model developed by the paper, the trim calculations are carried out in the conditions that the example aircraft converts from helicopter to airplane mode in level flight with zero longitudinal acceleration and angular rate

    本文依據所建立的樣例機縱向動力學模型,假定飛機在給定平飛,縱向加速和角加速均為零,完成模式下的動力學配平。
  6. On basis of the facts that all tubiform petal only occurs in the highflower of prolification flower ; and except the tubiform petal, the rest of the highflower petals always have the transforming development carpellary disc in the dorsal base ; as well as there are distinctive shape and anatomy structure, a viewpoint that the tubiform petal corns from the together petaloid developing of carpel and carpellary disc has been put forward. furthermore, the jointly petaloid development process and feature of the tub

    基於筒狀花瓣僅僅出現在部分臺閣化程的臺閣型花的上方花中,而且在上方花中多數態花瓣背面的基部,常常出現形狀和大小各異的瓣化了的房衣,以及筒狀花瓣橫切面特殊的形態和細胞組織特徵,提出筒狀花瓣是心皮和房衣組織原細胞共同分裂瓣化並聯合發育形成的觀點。
  7. So, population reproduction is not steady, and the get to the permanent steady quiescence need a long time. from the age structure, it also shows that during these twenties years, hetian belong to the intergraded reproduction of high birthrate, low death rate and high growth rate

    同樣,年齡構成指標從靜態和動態角出發也反映出和田在近20年前後是屬于出生、低死亡、增長的階段的人口再生產類型,年齡結構較為年輕。
  8. The control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed

    結晶器液位控制系統是提連鑄產品質量的關鍵環節,傳統的連鑄機液位控制方法採用常規的pid控制,存在如下不足:開始、結束澆注和換中間罐澆注時,控制效果差,超調量大,時間長;塞棒頭和浸入式水口被腐蝕后引起控制精差;浸入式水口堵塞物的突然脫落所引起的液位劇烈波動;無法克服拉速波動引起的擾動。
  9. The simulation accuracy can be improved by above model for the turbofan engine transient performance

    上述模型的建立將有效的提渦扇發動機程性能模擬程序的精
  10. The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change

    結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素( ce 、 la 、 y 、 dy ) 、能量(超聲波、磁場)介入后,沉積程、合金成分、鍍層形貌結構和性能都有顯著變化,表現在:鍍液的陰極極化電位和極化降低,沉積速;鍍層的結合力、表面質量改善;鍍層中族元素的含量增加,輕元素硼的含量降低,同時證實了稀土元素與族元素共沉積的可能性;鍍層的顯微結構由非晶態向微晶和多晶態轉變;鍍層的顯微硬與耐磨性提,力學性能優化;鍍層的矯頑力降低;磁導率提;鍍層的磁化強在能量(超聲波、磁場)和輕稀土元素ce 、 la介入后提,重稀土元素y介入后降低。
  11. The system of piv is constructed suitable for measuring the particle movement and the flow pattern of particle clusters is visualized in the cfb. under the low and high solid flux, this work also study the aggregate properties such as the two - dimensional shapes, velocity and existence time of clusters on several axial / radial positions

    對循環流化床冷態實驗臺兩測試段進行了流型和顆粒團可視化研究,分別獲得了較低循環流率下區和在循環流率下稀相區顆粒團的運動速,形狀,持續時間及其動態變化情況。
  12. Moreover the lack of effective constraints on excessive expansion of government powers is a factor that should be paid great attention to when considering the excessive supply of institutions. of course other factors such as free - riding, institutional innovation lags and so on also play some roles

    中國時期制非均衡的成因主要有:創新的政治和意識形態成本、利益集團實力的變化、供給時滯、 「搭便車」問題、委託?代理問題等。
  13. As far as china is concerned, it is now experiencing the transition from the planning economy to a socialist market economy. china ' s institutional disequilibrium in this time period has its own characteristics in extents, forms, effects and causes. in china, the high political and ideological cost of institutional innovation is one of the most important causes of institutional disequilibrium

    中國從計劃經濟體制向市場經濟體制轉軌的這一時期的制非均衡具有以下幾個特點:制非均衡普遍存在、制供給剩嚴重、制創新的政治和意識形態成本、收入分配效應大、非正式制與正式制沖突大等。
  14. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求,選用速超調量和時間作為參數優化性能指標.將該指標用模糊隸屬函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍,以速調節器和電流調節器的參數為染色體中的基因,通遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提
  15. The experimental results show that water jet impingement induces higher heat flux, higher critical temperature and narrower transition temperature range

    水冷實驗數據分析結果表明:射流能提熱流密和臨界溫,縮小區溫區間。
  16. Such features can be ascribed to lower degrees of partial melting and greater melting depths. in particular, the decoupling between the lowest nag and highest tig tends to indicate residual jadeite during melting process so that na behaved as a moderately compatible element to lower the naao concentration in these rocks. this is consistent with the ree patterns in the high - ti diabases that have the highest ( gd / yb ) cn ratios than other two groups, which suggest a more important role of residual garnet in generation of the primary magmas

    運用mgo = 8進行標準化,結合巖石成因理論討論了三大系列輝綠巖的形成相對深和熔融比例,其中ti系列的原始巖漿形成深大,熔融比例小,源區相對最為富集易熔組分;低ti系列的熔融深最淺,比例最大,源區相對虧損易熔組分;ti系列則介於前兩大系列之間。
  17. The pore of schsc is smaller and more homogeneous than that of nhsc. fourth, the contribution to concrete microstructure of the expanding agent is very little at early ages ; however it is obvious at late ages to a certain extent. fifth, for the contribution of the mixing content of fly ash is that the contribution to the degree of early age concrete hydration is obvious to some extent, and that the contribution to the shape of hydrate of concrete is obvious

    實驗研究表明:自密實混凝土由於粉煤灰的摻量較,其早期的水化程較低,但後期其細觀結構較普通混凝土好;自密實混凝土的骨料界面區與水泥石的差別始終較普通混凝土小,其孔隙較普通混凝土小而均勻;膨脹劑對自密實混凝土早期的細觀結構影響不大,但對後期的細觀結構有一定影響;粉煤灰摻量對自密實混凝土的早期水化程有一定影響,且其對自密實混凝土水化物的形態影響較大。
  18. It has important significance to study the welding technology of variable polarity pulsed mig for high efficiency weding and good quality of welding products. we should control the welding current, output voltage and the process of melting drop more effectively

    研究薄板鋁合金變極性脈沖mig焊接技術,更有效地控制焊接電流、電壓輸出和熔滴程,提焊接程的穩定性、提焊接速,對于提焊接效率和焊接產品質量具有重要的意義。
  19. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴的特點,發現其電弧程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速一定的情況下,通調節焊接迴路中的電感量和電源電壓,可以改變電弧的程行為形式.若電弧程呈「燃弧?熄弧?短路」交替進行,並且熄弧時間最短時,短路頻率最,在這種情況下,飛濺小,焊道成型好,焊接程穩定
  20. The changes of spider community structure in transitional zone has important effect on the changes in cotton field

    荒漠帶蜘蛛群落的物種數、個體數量、多樣性、均勻、穩定性都於棉田蜘蛛群落的對應特徵。
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