均勻旋度 的英文怎麼說
中文拼音 [jūnyúnxuándù]
均勻旋度
英文
uniform vorticity-
Best concentration of ions is 1. 5mol / l and dispersant pvp monomer 0. 8mol / l. spin - coating speed, which affected the quality of limn2o4 film greatly, was also studied. it demonstrated that smooth limn2o4 film without cracks could formed under 2000 rotates / min with the solution cion = 1. 5mol / l, cpvp = 0. 8mol / l, what ’ s more, fewest spin - coating times were needed at that speed
實驗結果表明:採用離子總濃度溶液為1 . 5mol / l ,聚乙烯吡咯烷酮單元濃度為0 . 8mol / l的溶液旋轉塗覆時,轉速在2000轉/分鐘時最佳,所得到的濕limn204薄膜平整光滑均勻,加熱后無龜裂現象。The anomalous non - uniform heating induces anomalous cyclonic vorticity in south china, areas to the south of the yangtse and its mid - lower valleys, but anomalous anticyclonic vorticity in the indo - china peninsula and south china sea areas lead to the more southward position of wpsh than the mean
這種異常的非均勻加熱狀況導致我國華南、江南、長江中下游地區呈現異常氣旋性渦度製造,而中南半島大部和南海地區為異常反氣旋性渦度製造,使得1998年6月副高位置異常偏南。The diffusion carrier concentration profile and junction depth were measured and compared with conventional furnace processing diffusion ( cfd ). it presented following conclusions : 1 ) the temperature distribution in quartz chamber of rtd furnace is uniform because square resistance is uniform after rtd ; 2 ) the diffusion velocity of rtd furnace by a factor of three compare to conventional furnace processing diffusion ( rtd ) ; 3 ) if diffusion temperature and doping phosphorus are equivalent, doping phosphorus of rtd are more than of cfd in equivalent distance to the silicon surface
實驗研究了快速熱擴散( rtd ) :通過旋塗磷膠和印刷磷漿兩種方式考查了2 4和103 103單晶硅的快速熱擴散特性,發現: 1 )此樣機的溫度場在空間分佈上是均勻的; 2 )快速熱擴散可以比傳統擴散快3倍的速度進行擴散; 3 )在擴散溫度和摻雜磷源相同的條件下,與傳統擴散相比,快速熱擴散將雜質向結更深的地方推進。This device generates high - speed bi - directional spiral movements for quick, even powder mixing and stirring
本機型採用雙向螺旋產生雙層逆流運動,使用於粉粒體混合、攪拌使用,攪拌速度快混合均勻。When insert the roller into the stove, please as quickly as possible, and insert with the same speed. it helps the body of roller to uniform heat
向窯內插入輥棒時,盡可能快,並以和實際轉速相同的速度旋轉插入,有助於棒體均勻受熱。In addition, from the angle of removing the negative gain media in the cycling gas and the excitation - counteracting media, we put forward the eliminating the impurity by using of the non - uniform stationary electrical field and the swirling electrical field so as to improve the effective excitation of the laser media
本文還從清除循環氣體中負增益介質以及消激發介質的角度來改善激光介質的有效激發,提出了使用非均勻靜電場和渦旋電場清除雜質的方案。理論分析與部分實驗驗證表明,這兩種方案都能有效地清除混合氣中的雜質。Embedded in a large - scale cold front - cyclone are often meso - and small - scale wet thermal / dynamic structures that are uneven, with a huge cold " cushion " at low levels, frequent meso cold surges and related potentially unstable zones at middle levels
在大尺度冷鋒氣旋天氣系統中,嵌有不均勻的中小尺度濕熱力動力結構。表現為低層大尺度冷墊、中空不斷出現的中尺度「冷涌」及對應的位勢不穩定區。The conformal microstrip antenna with some unique character has been applied in many fields, especialy on speedy objects. in this paper, an efficient fdtd algorithm is introduced to analyse the microstrip antenna. firstly, the fdtd formula in descartes coordinate system and in cylindrical coordinate system are obtained from the time _ dependent maxwell equations using the yee algorithm in a calculating region where the dielectric parameters are independent of time and space. the choice of the space discretization units and the time discretization interval are discussed which are decided by the accuracy and stability respectively. the shape and setup of the excitation source are discussed too. the excitation source is chosen to be gaussian pulse in shape. secondly, the mur ' s first - order and second - order boundary condition are deduced in cylindrical coordinate system. the methods of transforming radiation fields from near zone to far zone in the frequency domain and in the time domain are presented when fdtd is applied to analyse the characteristics of far zone. finally, three kinds of microstrip antennas are analysed. they are a slot antenna that lies on a plane ground of a microstrip, a slot antenna that lies on a cylindrical ground of a microstrip and a microstrip line _ fed aperture coupled stacked rectangular patch antenna in cylindrical coordinate system
本文從麥克斯韋旋度方程出發,建立了笛卡兒坐標下無源空間中均勻無耗媒質的fdtd基本方程和圓柱坐標下無源空間中均勻無耗媒質的fdtd基本方程,詳細討論了fdtd法計算中時間步長和空間步長的選取原則以及激勵源的類型和設置;推導了mur一階和二階邊界條件在圓柱坐標下的差分格式;給出了在用fdtd法計算天線的遠場輻射特性時必需採用的頻域和時域近場遠場變換技術;最後用fdtd法計算了平面微帶縫隙天線、柱面共形微帶縫隙天線和柱面共形微帶層疊天線的輸入阻抗和遠區輻射場,並分析了天線的一些參數的變化對天線輸入阻抗的影響,得出了一些有用的結論。The polygon morphing was investigated, and a morphing method was proposed, in which the polygon is deformed by interpolating the rotation angles and rotation matrices of their corresponding edge vectors
摘要研究平面多邊形的變形問題,提出了一種通過插值邊向量間旋轉角度及旋轉矩陣的變形方法,較好地克服了頂點線性插值法引起的多邊形邊長變化不均勻的萎縮現象。The results of the experiments indicate that : thermal plumes in the mantle ( i. e. mantle plumes ) should be divided into two types, vertical plumes, as mentioned traditionally, and non - vertical plumes, including those of inclined - columns, vortexes, etc., and the former may be only a particular case of the latter ; under the condition of the coriolis force to be ignored
在忽略科里奧利力的情況下,板塊的下插和滯積下沉、巖石圈根的存在以及地幔介質粘度的非均勻分佈等都可能構成不同形狀的障礙導流體,導致地幔的渦旋運動。To avoid or reduce these trouble induced by the unsteady cavitation, the theoretical design method for propeller and the blade section with the good cavitation performance are adopted to enlarge the cavitation bucket width and control the range and type of the cavitation on the blade. this enables propeller to operate in the non - uniform ship wake rather well
為了避免或減緩空泡帶來的危害,採用螺旋槳理論設計方法和空泡性能優良的槳葉剖面來增加空泡斗寬度和控制槳葉空泡范圍及空泡類型,以適應非均勻流場中螺旋槳工作的需要。In this thesis, the steady performance of ducted propeller in uniform flow is predicted by surface panel method
本文應用基於擾動速度勢的低階面元法,擬計算導管螺旋槳在均勻流場中的定常水動力性能。9. okume : origin of africa. wooden features : gloss strong, straight texture ; fine structure, uniform ; light weight ; soft hardness ; low intensity ; easily processed, containing silica, easy blunt tool ; peeling excellent performance ; surface bristle slightly ; good adhesive properties, nail easily
木材特性:光澤強,紋理直結構細,均勻重量輕硬度軟強度低干縮中。加工容易,含硅石,刀具易鈍單板刨切旋切性能佳表面略起毛膠粘性能良好,釘釘容易。2. okume : origin of africa. wooden features : gloss strong, straight texture ; fine structure, uniform ; light weight ; soft hardness ; low intensity ; easily processed, containing silica, easy blunt tool ; peeling excellent performance ; surface bristle slightly ; good adhesive properties, nail easily
木材特性:光澤強。紋理直結構細,均勻重量輕硬度軟強度低干縮中。加工容易,含硅石,刀具易鈍單板刨切旋切性能佳表面略起毛膠粘性能良好,釘釘容易。10. mahogany, origin of central america and africa. wooden features : gloss strong, straight texture, structure small, uniform ; light weight, hardness soft, low intensity ; easily processed, easy blunt tool ; sliced peeling veneer excellent performance ; surface bristle slightly ; good adhesive properties ; nail easily
木材特性:光澤強,紋理直,結構細,均勻重量輕,硬度軟,強度低干縮中。加工容易,刀具易鈍單板刨切旋切性能佳表面略起毛膠粘性能良好釘釘容易。Taper support rib usually two or three cam roller contacts, in order to edge into the axis of rotation to be sent to the uniform output shaft
錐度支撐肋通常與兩個或三個凸輪滾子接觸,以便入力軸的旋轉可均勻地傳送到出力軸。This paper is main to explored to examination the mass center of not even quantity distributes cylindrical parts by means of four points revolving method and to examination the inertia moment of the parts by means of the law of just turning
本文主要從工程的角度上探討了對非均勻圓柱形工件(部件)採用四點旋轉法檢測質心和根據剛體轉動定理利用旋轉法檢測轉動慣量的方法。This anomalous non - uniform heating resulted in the powerful anticyclone vorticity locating in the south of yangtze river and western pacific, which lead to the intensive and westerly subtropical high
這種異常的非均勻加熱狀況導致我國江南到副熱帶西太平洋地區呈現帶狀的異常反氣旋性渦度製造,使得6一7月副高偏強偏西。No rotor can be manufactured with perfectly uniform weight distribution. hence, all such components will display some degree of unbalance
轉子的製造不可能達到使它的質量分佈相對于旋轉軸完全均勻的程度,因此,必然在運行中表現出不平衡。分享友人