transition section 中文意思是什麼

transition section 解釋
變徑段
  • transition : n 轉變,演變,變遷,變化;飛越;過渡期;【音樂】變調,轉調;【修辭學】語次轉變;【語法】轉換;【...
  • section : n 1 (外科、解剖的)切斷;切割;切開。2 【外科】切片,【金相】磨石。3 (果子的)瓣。4 【數學】截...
  1. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。
  2. There are eight large deserts and four large sandlots in china. the area of keerqin sandlot is biggest of the four sandlots. and it lies in the west part of northeast china, the transition zone of inner mongolia plateau and northeast plain, and is the transition areas of daxingan mountain knap zone and west liao river plain, the interleaving section of agriculture and pasture in east china

    我國有八大沙漠和四大沙地,科爾沁沙地在四大沙地中面積最大,它位於我國東北地區西部,地處內蒙古高原向東北平原的過渡帶,是大興安嶺西南丘陵區向西遼河平原過渡區和我國東部的農牧交錯區。
  3. The knowledge of these initial collision is crucial for any theoretical treat - ment of a possible parton - hadron phase transition, the detection of which being the ultimate aim of all the efforts of co1liding heavy ions at very high energies. the parton model allows to calculate inclusive cross sections as a convolution of any elementary cross section with parton distribution functions, assuming that factorization works. the disadvantage is that tlle first interaction is coilsidered quite differently from the subsequent ones in case of multiple scattering

    其它的弦模型在計算幾率時,忽略了入射能量在pomeron之間的分配,破壞了能量守恆,而且把pomeron作為全同粒子處理,即pomeron之間是不可區分的;然而在處理粒子產生時,這些模型雖然考慮了能量守恆,但是第一個pomeron的粒子產生與其它的pomeron很不一樣? ? pomeron在粒子產生時不是全同的。
  4. The coupled equation method ( cem ) has been improved to calculate 4s subshell of mnl by adding 3d ~ ( 5 ) ( ( 4 ) ~ x ) 4s ( ( 5 ) ~ x ) channels, which were verified to play a key role to the magnitude of resonance structure due to the interaction between 4s kp transition and 3p 3d excitation. our calculation shows higher symmetry and a solo peak near 51. 7ev, which is in better agreement with experimental data than garvin ' s calculation. except 3p 3d giant resonance, there are obvious 3p nd ( n > 4 ) rydberg resonances with width in the total cross section of mnl

    在研究錳原子4s殼層的共振結構時,我們首次在耦合方程方法中加入了3d ~ 5 ( ~ 4x ) 4s ( ~ 5x )通道與大共振之間的相互作用,發現這類通道對於4s殼層的共振結構具有較大的貢獻,從而改善了在耦合方程方法中只考慮基態3d ~ 5 ( ~ 6s ) 4s ( ~ ( 7 , 5 ) s )的缺陷,為精確計算其他過渡金屬原子外殼層的共振結構做了很好的鋪墊。
  5. The design method of system structure and every compositive section is introduced. the graphics edit platform is developed, including edit software of transformer substation ' s diagram and diagram for calculating line - loss, then the method of coding is introduced, especially the transition from diagram to matrix of conductance and susceptance

    開發了本系統的圖形編輯平臺,包括變電站接線圖編輯軟體和網損接線圖編輯軟體,分別對變電站接線圖編輯軟體和網損接線圖編輯軟體的實現過程進行了闡述,詳述了從矢量圖表示的電網圖轉化成導納矩陣的過程。
  6. In passive section, above all, i introduce theory about microstrip line. millimeter - wave band - pass filter and wave guide - to - microstrip transition. designing two type of coverer by image - reject mixer and hmc329

    無源電路部分,我們首先對傳輸線的種類,耦合微帶線的傳輸特性和微帶波導過渡的基本原理進行了分析。
  7. In this paper, we study the most serious damming section of the east - one main canal, which is from the entrance of the hao wan flume ( chainage12 + 123. 6 ) to the exit of shang tian yuan tunnel ( chainage24 + 091. 1 ). the main content is analyzing the flow characteristic of the canal, setting up mathematical model of the discharge condition of the east - one main canal, according to the survey section and actual roughness factors, building, bend and so on, we divided the canal into more than loocaculation segments. each segment is calculated by microsoft excel electrical table through computer as permanent transition flow of non - prismatic channel

    本論文研究的渠段為陸渾灌區東一乾渠壅水最為嚴重的渠段,從郝灣渡槽進口(樁號12 + 123 . 6 )至上天院隧洞出口(樁號24 + 091 . 1 ) ,其主要內容是,分析渠道水流特徵,建立東一乾渠輸水狀況的數學模型,根據測量斷面及實際糙率、建築物、彎道等因素的不同,將渠道劃分成120多個計算段,每段按非稜柱體恆定漸變流,運用microsoftexcel電子表格進行編程計算。
  8. Comprehensive reinforcement technique of bridge approach bump disease in the construction of transition section

    過渡段施工橋頭跳車病害的綜合加固施工技術
  9. Learened from the construction of composite ground for subgrade and transition zone between subgrade and bridge qinhuangdao - shenyang passenger special line a12 a13 section

    13標路基及路橋過渡段復合地基施工體會
  10. In the section of experiment, we focused on the research of optical system of optical parameter oscillation, computer controlling data sampling closed - circuit system and technology of computer controlling feed - back. in the section of optics, we used present condition to do the experiments about optical parameter effect and got a series of characteristic curve on power transition efficiency and output power

    本文的實驗部分主要側重於智能化光參量系統的光學部分、計算機控制數據採集閉環系統以及計算機控制反饋技術的研究。在光學部分,本論文利用現有實驗條件進行了參量振蕩器頻率調諧的研究,得到了調諧曲線,並做了輸出參量光的能量轉換效率以及輸出功率的實驗,得到一系列特性曲線。
  11. The random mathematical model is described using equivalent markov equations. the time and state parameters are discrete. based on the model, the flow rate distributions along radial and average at any height can be calculated directly, moreover, the probability transition matrix of the flow can be determined via the statistic character of the random cumulate particles, and be corrected by s. cd the random theoretical model shown in fig. l, the section of the bed of tbr is divided into a series of concentric circles

    一、在常溫和常壓下進行滴流床反應器流率分佈的研究,以狀態離散、時間離散的齊次markov過程描述了滴流床在滴流區的流率分佈,建立了滴流床在滴流區流率分佈的隨機模型,根據此模型可以: 1 、可直接確定任一高度下的液體徑向流率分佈及平衡流率分佈; 2 、液體流動的概率轉移矩陣可由隨機堆積顆粒的統計特性確定,以參數s修正。
  12. 2. to design an axial magnetic field. the cathode lies in 0. 4 - 0. 7 of peak value of the magnetic field and excursion channel in a uniform magnetic field to suppress space charge effects ; to design transition section between the gun and excursion channel in converse computation. 3

    選擇電子槍陰極處于軸向聚焦磁場峰值的0 . 4 - 0 . 7倍處;漂移通道(互作用區)位於均勻軸向聚焦磁場中,以抑制電子束的空間電荷效應;使用反演算法設計電子槍和漂移通道之間的過渡區。
  13. Space used microelectronic devices irradiated by the ions, the curves of seu cross section of the devices versus let ( linear energy transition ) were measured

    在重離子輻照下,測量器件單粒子翻轉截面( )對重離子線傳能密度( let )關系曲線,即- let曲線。
  14. The mpgcfs observed by sem have such characteristics as the concentration of the deposited metal varied gradiently across the section of the film. one side is deposited phase, which is mainly composed of predominant metal and minal polymer ; and the other is undeposited phase, which is polymer matrix and hardly contains m etal ; and between the two side is the transition phase, where the polymer and metal interpenetrated

    結果通過掃描電鏡發現,合成的mpgcf具有以下的特徵:金屬相在膜的厚度方向上呈梯度分佈,膜的一側為緻密的金屬,另一側為不含金屬的聚合物基體,兩側的中間為聚合物和金屬互相貫穿的過渡層。
  15. To ensure a smooth transition and to assist members of the public, the secretary for home affairs will delegate his new powers to the commissioner of inland revenue on commencement of the new ordinance under section 43 of the interpretation and general clauses ordinance. the transitional arrangement is expected to last a year

    為了確保交接暢順和為市民提供方便,民政事務局局長將會根據釋義及通則條例第43條,在條例生效后,以行政方式把新職能轉委稅務局局長執行,預期為期一年。
  16. Abstract : a mechanical model to analyze the dynamic performance of train and transition section between roadbed and railway bridge was established a nd a series of reasonable criterions were put forward too. based on this, the init ial deformation of rails due to different subsidence of roadbed and bridge abutm ent, the effects of the direction and speed of train on the dynamic performance o f wheel / track system were studied. at last, the method to determinate the length o f transition section was suggested

    文摘:建立了列車與路橋過渡段動力特性分析模型,確定了一套軌道過渡段動力特性的評價指標,分析了由基礎沉降差引起的鋼軌初始變形以及行車方向、行車速度對輪軌系統動力性能的影響,提出了確定路橋過渡段長度的方法。
  17. The influences of the tm modes on the rf distribution of the complex cavity are analyzed in detail. further more, the influences of the angle of the section with gradual transition on the rf distribution of the complex cavity are analyzed in detail. 2

    主要工作如下:一、在多模情況下,利用模式耦合理論,對漸變結構復合腔的高頻特性進行了研究,詳細地分析了漸變復合腔中電波模式對高頻特性的影響。
  18. Applying an exact modal propagation analysis method and self - imaging theory, i analyzed the principle of mmi coupler. then, the self - imaging effect in graded - index waveguide has been analyzed and simulated using three - dimensional bpm. considering normal technology error, a low loss y - branch structure ( symmetric or asymmetric ) with a multimode waveguide transition section is introduced and designed

    在設計y分支波導結構時,考慮常規工藝誤差的影響,引入多模波導作為y分支波導結構的過渡區,利用參數空間搜索法來設計結構參數,實現低損耗的y分支結構。
  19. By means of geometric analysis of belt deformation in transition section, the paper introduces how to calculate the length in transition section, with considering extension ratio of belt and the difference between head a and tail of extension section

    本文通過對過渡段輸送帶變形的幾何分析,綜合考慮輸送帶伸長率以及頭尾過渡段區別,給出圓管帶式輸送機過渡段長度的理論計算方法。
  20. The conveyor belt is turned from flat belt into tubular one at transition section, with the result that great additional deformation and stress in both side of belt, decrease in the belt safety factor

    摘要在圓管帶式輸送機過渡段,輸送帶由平形變成圓管,其邊緣會產生較大的附加變形,產生附加應力,使輸送帶安全系數下降。
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