次數和轉數 的英文怎麼說
中文拼音 [cìshǔhézhuǎnshǔ]
次數和轉數
英文
serial and rotation-
The various colours significant of various degrees of vitality white, yellow, crimson, vermilion, cinnabar : their degrees of brilliancy : their magnitudes revealed up to and including the 7th : their positions : the waggoner s star : walsingham way : the chariot of david : the annular cinctures of saturn : the condensation of spiral nebulae into suns : the interdependent gyrations of double suns : the independent synchronous discoveries of galileo, simon marius, piazzi, le verrier, herschel, galle : the systematisations attempted by bode and kepler of cubes of distances and squares of times of revolution : the almost infinite compressibility of hirsute comets and their vast elliptical egressive and reentrant orbits from perihelion to aphelion : the sidereal origin of meteoric stones : the libyan floods on mars about the period of the birth of the younger astroscopist : the annual recurrence of meteoric showers about the period of the feast of s. lawrence martyr, 10 august : the monthly recurrence known as the new moon with the old moon in her arms : the posited influence of celestial on human bodies : the appearance of a star 1st magnitude of exceeding brilliancy dominating by night and day a new luminous sun generated by the collision and amalgamation in incandescence of two nonluminous exsuns about the period of the birth of william shakespeare over delta in the recumbent neversetting constellation of cassiopeia and of a star 2nd magnitude of similar origin but lesser brilliancy which had appeared in and disappeared from the constellation of the corona septentrionalis about the period of the birth of leopold bloom and of other stars of presumably similar origin which had effectively or presumably appeared in and disappeared from the constellation of andromeda about the period of the birth of stephen dedalus, and in and from the constellation of auriga some years after the birth and death of rudolph bloom, junior, and in and from other constellations some years before or after the birth or death of other persons : the attendant phenomena of eclipses, solar and lunar, from immersion to emersion, abatement of wind, transit of shadow, taciturnity of winged creatures, emergence of nocturnal or crepuscular animals, persistence of infernal light, obscurity of terrestrial waters, pallor of human beings
顯示出不同程度之生命力的繽紛色彩白淺黃深紅朱紅銀朱諸星之亮度一直包括到七等星以等級標志的諸星之大小諸星的位置御夫座沃爾辛厄姆路172大衛的戰車173土星光環螺旋星雲凝固后形成有衛星的恆星群兩重大陽相互依存的旋轉運動伽利略西蒙馬里烏斯174皮亞175勒威耶赫歇耳加勒176等人各自獨立地同時所做的發現波得和開普勒所嘗試的距離的立方與回轉次數的平方的體系化177多毛的眾彗星178那幾殆無限的被壓縮性，以及自近日點至遠日點那廣漠的遠心的重返大氣層的橢圓軌道隕石的恆星之起源年紀較輕的天體觀測者誕生的那個時期火星上所出現的「暗波」現象179每年在聖勞倫斯節殉教者，八月十日前後降落的隕石雨每月都發生的所謂「新月抱舊月」現象180關于天體對人體的影響的假定威廉莎士比亞出生的時期，在斜倚卻永不沒落的仙后座那三角形上端，一顆不分晝夜散發著極亮光彩的星辰一等星出現了181這是兩個無光死滅了的太陽因相撞並汞合為白熱體而形成的燦爛的新太陽大約在利奧波德布盧姆出生時，出現在七星花冠星座里而後又消失了的一顆同一起源亮度卻稍遜的星宿二等星182還有約於斯蒂芬迪達勒斯出生時，出現在仙女座中之後又消失，小魯道爾夫布盧姆出生與夭折數年後出現于御夫座后又消失，以及另外一些人出生或去世前前後後出現在許許多多其他星座中而又消失了的假定是同一起源的實際存在或假定存在的星斗183 。( 2 ) computing the weights of the indexes : in this part, the writer combines the delphi method with the ahp ( analytic hierarchy process ) method to work out the weight of each index. then the writer transforms the weights into centesimal weight scores and gives the scoring standard
在這部分中，本文把delphi法（德爾菲法）和ahp法（層次分析法）相結合，計算出指標體系中各指標的權重，並把權重轉換成為百分制的權數和制定了相應的計分標準，得出了國家助學貸款信用評分表。In this experiment, adjusting the throttle to the specific position, and letting engine rotary speed change from the lowest to the highest, at the same time, the data of the water temperature, the fuel temperature, the air press and the rotary speed can be noted. moreover, we can measure the fuel quantity and the ignition angle
實驗中，調節節氣門在特定位置，並讓發動機的速度依次從最低變化到最高，同時記錄水溫、油溫、進氣壓力和轉速等數據，還可以測出相應的噴油量、點火提前角。Printed boards - electronic data description and transfer - part 10 : electronic data hierarchy
印製板.電子數據描述和轉換.第10部分:電子數據層次At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +
首先改進了虹膜預處理方法，實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法，準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景，去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面，本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明：所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求；聚四氟乙烯樹脂熱分解溫度超過400 ，但在ptfe中加入無機填料會使復合材料吸水率提高，熔融溫度及分解溫度降低，且伴有氧化分解反應；碳纖維表面含有c = o及c - o - c等極性基團，有利於提高其與其它組分的相容性，提高層間剪切強度；均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系，擬合曲線基本能表示各配方的摩擦系數發展趨勢；配方中不加銅粉或不加石墨，其摩擦系數均較高，說明銅粉和石墨應該配合使用；當銅粉15份、石墨60份時，銅粉30份、石墨30 - 40份時，銅粉60 、石墨15 - 30份時，摩擦系數均具有較低值；純聚四氟乙烯樹脂在空氣冷卻時結晶度最大，磨損量也是三者中最大的；同時，固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的：不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副，在金屬表面均可形成潤滑轉移膜，從而減少金屬摩擦副表面間的直接接觸，大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上，以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型，通過攝動方法和有限體積法，首次對各種截面（圓截面、橢圓截面、環形截面、矩形截面）旋轉曲線管道內充分發展流動的流動結構和傳熱特性（包括耦合對流傳熱特性）以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析，詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響，獲得了若干創新性成果。The degree of mixing and the rate of approach to uniformity will depend on the frequency of turnover of solids.
混合的程度和達到均勻混合的速度，將由固體顆粒在單位時間內翻轉的次數來決定。Xsj double helix between plasma machines using one pair of bianjing and change the pitch rotary screw opposite direction when the squeeze between the fibre and fibre through the medium emit heiye shorten bleaching time and the number of bleaching, the purpose of achieving savings in water, and more taiwan connections against washing and the results better
Xsj雙螺旋擠漿機利用一對變徑和變螺距的螺旋反方向旋轉時產生的擠壓使纖維與纖維之間的黑液通過介質排出，縮短漂白時間和漂白次數，達到節約水資源的目的，多臺串連逆流洗滌，效果更佳。In this thesis, a strain of associative nitrogen fixing bacteria with high nitrogenase activity was selected and the further studies for it were conducted, the results obtained are as follows : selection and identification of associative nitrogen fixing bacteria with high nitrogenase activity. the nitrogenase activities detected by means of the acetylene reduction method and growth rates tested by optical density of germ suspension under the x 400nm ( od4oo ) of all the strains tested except for the strain w12 reduced gradually due to frequent subculture during a year. however, the strain w12 has been showing high and stable nitrogenase activity and growth rate since it was isolated five years ago
固氮菌株的篩選與鑒定：測定從不同來源分離、收集和保藏的12個固氮菌株或分離物在不同保存時期的固氮酶活性和生長能力，發現多數菌株在初分離得到時固氮酶活性較高，但隨著轉接次數的增多卻逐漸喪失固氮酶活性，生長也隨之減弱，只有w12在五年前從埃及分離得到至今一直保持旺盛生長勢和較高的固氮酶活性， 48h內乙烯生成量可達1800nmol乙烯ml菌液以上，遠遠高於其它菌株，其生長量（ od _ （ 400 ）值）也遠遠高於其它菌株。Based on the above works, the distance education resource warehouse is improved in this thesis by adding the storage and management of media material metadata and learning content hierarchy graph ; the learning model of distance education system is improved and introduced. the transformation algorithm between learning content hierarchy graph and and / or tree is given. finally, the researc
在以上理論研究成果的基礎上，對現有的遠程教育資源庫進行了改進，增加了媒體素材庫元數據和學習內容層次圖的存儲和管理；同時對遠程教育系統學習模型進行了改進，給出了改進后的遠程教育系統學習模型示意圖，並給出了學習內容層次圖和and / or樹之間的構造轉換的具體演算法。This system is set up on the existing search engine foundations through web services " technology, has solved variety and non - structural web data with xml technology, has formed web multi - level data base, and constructed the system structure in high performance of data warehouse, utilized midas technology to form the high - performance index storehouse structure, has remedied the deficiency of search engines at coverage, accuracy etc, and improved efficiency of information retrieval
該系統通過webservices技術，建立在現有搜索引擎基礎之上，以xml技術解決了多樣性和非結構性的web數據轉換，形成了web多層次數據庫，利用了web挖掘面向結構化或半結構化數據的智能化數據抽取和知識發現過程，並且構造了數據倉庫的高性能查詢體系結構? hpqs ，利用midas技術形成了高性能索引庫結構，彌補了當前搜索引擎在覆蓋范圍、準確率、復雜查詢語言的使用和結果表現方式等方面的不足，改善了信息檢索的效率。( 5 ) as torsion is increased, the anticlockwise secondary vortexes and the negative area of the stream function increase ; the axial velocity moves anticlockwise ( annular pipe ) or clockwise ( circular pipe ) ; the friction factor ratio finally reaches the value about 1
（ 5 ）增大撓率，逆時針方向旋轉的一二次渦和流函數的負值區域增大，軸向速度最大值的位置按逆時針（環形截面）或順時針（圓截面）方向旋轉，摩擦系數比最終趨向於1 。With the constant development of the enterprise information system, more and more users need a lot of different data which construct the database visiting and deal with different network nodes at the same time, hope shielding no. each different to construct characteristic, they know physics database the distributions of systems, know physics the structures of databases form, oneself need n ' t go and carry on data change and gather with the result, only need to inquire about and can receive a result of synthesizing through simple and convenient the overall situation
隨著企業信息系統的不斷發展，越來越多的用戶需要同時訪問和處理不同網路節點的多個異構數據庫的數據，希望屏蔽各個層次的異構特性，他們不必知道各個物理數據庫系統的分佈，也不必知道各個物理數據庫的結構組成，不必自己去進行數據轉換和結果匯總，只需通過簡便的全局查詢便可得到一個綜合結果。Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered
在此基礎上，給出了一整套bbo - opo激光參數設計方案：計算了不同泵浦強度下的參量放大倍數；詳細計算了在nd : yag調q激光器各次諧波泵浦條件下的共線類和類相位匹配的調諧曲線，以及非共線類相位匹配調諧曲線；分析了走離角對非線性系數和群速匹配的影響；計算了參量過程的允許角；計算了bbo - opo的理論閾值條件；分析了飽和與泵浦光束的消耗過程；給出了轉換效率與超過泵浦閾值的倍數的關系；討論了轉換效率與輸出鏡反射率的關系；討論了線寬控制的各種方法；研究了利用非穩腔改善光束質量的方法；考慮了bbo晶體的設計。A distract model has been firstly established to simulate the turbulent flame propagation speed for the dual fuel engine in this paper
本課題還首次建立了湍流火焰傳播分形模型，計算雙燃料發動機燃燒過程中湍流火焰速度，以評估發動機結構參數和運轉參數對燃燒過程的影響。By taking advantage of parallel lines and orthogonal lines in architecture, the camera internal parameters, rotation and translation can be recovered from a set of un - calibrated images via computing absolute conic and vanishing points. the euclidean 3d model of architecture ( up to a scale factor ) can be recovered too
利用建築物中常見的平行直線和正交直線等特點，通過絕對二次曲線和消影點等射影幾何量的計算，可以從圖象中恢復攝像機的內參數、旋轉和平移位置，同時恢復建築物的三維歐氏幾何模型（相差一個尺度因子） 。Stock turnover rate for essential and emergency items the no. of times the stock is flowed through in a year
必要和應急物品的儲貨周轉率（在一年內儲貨流動的次數）Stock turnover rate for essential and emergency items ( the no. of times the stock is flowed through in a year )
必要和應急物品的儲貨周轉率（在一年內儲貨流動的次數）Firstly, the experimental phase current and input power data obtained from load test are employed to estimate the parameters in ii rated condition. then, the phase current and input power data in locked rotor condition are used to track the variation of the parameters of the secondary coil with slip frequency. the classical method and the direct modification method are also used to estimate the parameters of the induction machine in comparison with this technique
首先利用了負載試驗的定子電流和輸入功率數據來識別額定工況下的電機參數，然後又使用了堵轉時的定子電流、輸入功率數據來識別電機二次繞組參數隨轉差頻率的變化，並與傳統參數測試方法和直接修正參數法進行了比較。分享友人