有效斜度 的英文怎麼說

中文拼音 [yǒuxiàoxié]
有效斜度 英文
effective rake
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 形容詞(跟平面或直線既不平行也不垂直的) oblique; slanting; skew; bevel; diagonal; askew; inclined; tilted
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 有效 : effective; valid; efficacious
  1. In this paper, the relation between differential driven ratio accuracy and the common normal length error of cylindrical bevel wheel has been found by experimental method, which provides a efficient way for cylindrical bevel wheel manufacturer to control the common normal length error of the wheel

    摘要通過實驗研究,尋找出差動傳動比的精齒圓柱齒輪的公法線長誤差的關系,從而為齒圓柱齒輪的加工提供一個可以控制齒圓柱齒輪公發線長誤差的方法。
  2. Based on the analysis of the general situation of teachers group in higher vocational colleges at present, the paper presents that the construction of high quality teachers depends on the efficient countermeasures as follows, that is, carry out the attestation and admittance system ; enlarge the charnels of part - time teachers ; develop core teachers ' to teach in multiple disciplines ; establish a system to encourage advancement and reward excellent teachers ; promote the development of core teachers

    摘要文章通過對我國高職院校師資隊伍總體現狀的分析,指出構建高素質師資隊伍,必須採取切實的措施:實行職業教育教師資格認證與準入制;拓寬兼職教師來源渠道;加強「雙師型」教師隊伍建設;建立向關鍵崗位和優秀教師傾的激勵機制;加強骨幹師資的人才開發。
  3. For hoods with shutters in four sides, the results show : 1 ) the hoods positively placed boards are called hoods used for venting airflow ; hoods negatively placed boards are called hoods used for leading airflow ; 2 ) among the hoods used for venting airflow, the most effective hoods should have positive declining angle value of 30, the ratio 4 of areas between the four windward faces and the gular section ( fy / fj = 4 ), the value of b range from 70 mm to 120 mm and the value of b / h range from 0. 5 to 0. 6 ; 3 ) the most effective hoods should have negative declining angle value of 60, the ratio 4 of areas between the four windward faces and the gular section ( fy / fj = 4 ), the value of b range from 100 mm to 170 mm ( the optimum value is 120 mm ) and the value of b / h range from 1. 4 to 2. 2 ( the optimum value is 2. 0 )

    對於四面設百葉型風帽,計算表明: l )正裝傾擋板的百葉型風帽可認為是排風型風帽,倒裝擋板傾的百葉型風帽可認為是進風型風帽; 2 )排風型風帽中,擋板正裝30 」 、風帽四個迎風面的面積fy和風管凈斷面積fj的比值( fy腸)為4 、擋板寬b在70inln到120inln之間、板間距比值隴在0 . 5到0 . 6的百葉型風帽排風果最好; 3 )進風型風帽中,擋板倒裝裝60 「 、風帽四個迎風面的面積和風管凈斷面積的比值( fy例)為4 、擋板寬b在100咖到170mm之間( 120mm為最佳) 、板間距比值隴在1 . 4到2 . 0的進風型風帽( b爪= 2 . 0為最佳)的百葉型風帽進果最好。
  4. Angle is 30 degree to emphasize upper pectorals

    -上30,更地鍛
  5. It was pointed out that the horizontal distribution of the moist available energy is helpful for heavy rainfall, and one of the enhanced mechanism of mesoscale low vertox is slantwise vorticity development

    同時指出,濕能量的水平分佈對于暴雨預報具一定的指示意義,傾發展是中尺低渦加強的機制之一。
  6. The accumulation and transportation of moist available potential energy and the release of the condensation heat offer the material condition for this heavy rainfall. under the condition of the air ' s movement through the stiff moist isentropic surfaces, the development of vertical vorticity of mesoscale low vortex system is accelerated due to the slantwise vorticity development, and to form stronger convective system, so as to result in heavy storm rainfall

    能量的積聚和輸送為強降水的發生、發展提供了充分的物質條件;由於沿陡立等熵面的空氣上滑運動,因傾發展造成了中尺低渦系統垂直渦迅速增加,促進了低渦的快速加強,形成強對流系統,導致強暴雨過程的發生。
  7. In drilling high angle deviated holes, friction is the main factor affecting the effective wob

    在大定向井鉆井過程中,摩擦阻力是影響鉆壓的主要因素。
  8. Combining with the performances of danshan bridge, discussing the methods on the construction controlling and calculation of cable - stayed bridge, this paper raises an efficient construction controlling system, and realizes collecting construction data of the real bridge and technical information. by analyzing on the difference of theoretical calculation and real construction state, the author determines to take self - adapting construction controlling method which uses kalman filter method to identify and adjust construction parameters. by getting rational construction state from forward iteration method, this paper, taking concrete creep effect in consideration, raises a rational scheme to pre - remain deformation and adjust cable force

    結合丹山橋的結構特點,通過對拉橋施工控制及結構計算方法的探討,提出了的施工控制系統,實現了對實橋施工數據和技術信息的採集;通過分析理論計算與實際施工狀態的差異,確定了以卡爾曼濾波法作為施工參數識別與調整的自適應施工控制方法;通過正裝迭代法確定其合理施工狀態,並考慮混凝土的徐變應,提出了合理的預留拱和索力調整方案。
  9. There was no escape passage, and the shape and slope of the escalators provided an unusually efficient channel for the smoke and fire to rise towards the ticket office area

    任何逃生出口,而且扶梯的形狀和傾提供一個異常的管道,讓菸和火升到售票區。
  10. Based on the hydrodynamic energy transport model, the influence of variation of negative junction depth caused by concave depth on the characteristics of deep - sub - micron pmosfet has been studied. the results are explained by the interior physical mechanism and compared with that caused by the source / drain depth. research results indicate that with the increase of negative junction depth ( due to the increase of groove depth ), the threshold voltage increases, the sub - threshold characteristics and the drain current driving capability degrade, and the hot carrier immunity becomes better in deep - sub - micron pmosfet. the short - channel - effect suppression and hot - carrier - effect immunity are better, while the degradation of drain current driving ability is smaller than those with the increase of depth of negative junction caused by source / drain junction shallow. so the variation of concave depth is of great advantage to improve the characteristics of grooved - gate mosfet

    基於能量輸運模型對由凹槽深改變引起的負結深的變化對深亞微米槽柵pmosfet性能的影響進行了分析,對所得結果從器件內部物理機制上進行了討論,最後與由漏源結深變化導致的負結深的改變對器件特性的影響進行了對比.研究結果表明隨著負結深(凹槽深)的增大,槽柵器件的閾值電壓升高,亞閾率退化,漏極驅動能力減弱,器件短溝道應的抑制更為,抗熱載流子性能的提高較大,且器件的漏極驅動能力的退化要比改變結深小.因此,改變槽深加大負結深更利於器件性能的提高
  11. The slope variety of the width distribution is put forward as one of false dynamic characteristics which can reflect the dynamic information such as velocity variety etc effectively. due to the feature is added, the ability of the system identification is improved rapidly

    並首次提出了將寬變化分佈作為一個偽動態特徵,該特徵可以地反映出簽名人書寫時的速變化等動態信息;它的加入,可地提高系統鑒別能力。
  12. The force control of suspension bridge anchorage cable is the main contents which will be researched. according to the character of suspen - sion bridge anchorage, three questions is solved in this paper on the basis of the construction control experience of the highway bridge of yichang yanzhi river. firstly, an effective method of cable force control is presented in this paper, which has settled the puzzle of cable force accurate operate through fixing a pressure transducer at the behind of the hydraulic jack. secondly, an exactitude calculation model is founded in this paper. in addition the influence of boundary condition, sag, inclination, flexural rigidity and environment temperature to the cable vibration frequency which make the frequency method could be used to the measurement of cable force. in the end of this paper, a control system of anchorage cable force is developed on the basis of the above research. this system is very steady, credible, high precision and convenient. it is a new and credible method to be used to the force control of sus - pension bridge anchorage cable. in this paper, the conundrum of cable force control has been solved. the fruits are very useful to the development of inland suspension bridge

    提出了一種可行的錨跨張力控制方法,即通過在油壓千斤頂后加壓力傳感器,並利用單片機技術進行數據採集,解決了懸索橋錨跨索股初張力精確控制的難題;建立了錨跨索股索力的精確計算模型,分析了索股的邊界條件、、垂、抗彎剛及環境溫對索股頻率的影響,解決了弦振法在大跨徑懸索橋索力測試中的應用問題;在上述研究成果的基礎上,研製出了錨跨張力控制系統,該系統具穩定可靠,精高,使用方便等特點,它的投入使用將為我國今後大跨徑懸索橋錨跨張力控制提供一種全新的、可靠的手段。
  13. Therefore, in order to narrow regional gap, boost minority regions development, china, whose market growth is in a premature stage, market mechanism is not perfect, and is in a transitional period of new and old system, must refer to developed countries " successful experiences according to the principle of scientific and reasonable, standard, fair and open, combination of unified system and inclined pol

    因此,對於市場發育程比較低、市場機制不健全,尤其是處于新舊體制轉換時期的中國來說,為縮小地區間的差距,加快民族地區的發展,必須借鑒發達國家的成功經驗,按照科學合理、規范公正透明、統一體制與傾照顧相結合以及扶持與激勵相兼容的原則,進行詳細的制設計,建立規范的對民族地區財政轉移支付制的基本框架和保障措施,以保證宏觀經濟政策的性。
  14. 3. the effective width of the deck of the cable - stayed bridge is up to profound research because there is no exactly definition in the applicable design standards

    3 、由於現行的關橋梁設計規范沒拉橋主梁的做出具體規定,從而使拉橋在設計中橋面板的取值問題待于進一步研究。
  15. The analysis of dry pv shows that the high pv dominate the area of typhoon, the higher is the center value of pv, the stronger is the typhoon. lt is also shown that the most important reason resulting in rainstorm is the cold air ( high pv ) which spreads to south from the upper troposphere or lower stratosphere and transports into the warm air. the joining situation of upper and lower pv area make vortex develop. pv transpotation reduces static stability, which increases the releasing of instability energy and makes rainstorm amplify

    對干位渦的分析表明:臺風或臺風環流區為高值位渦區,臺風越強,位渦中心值越大;對流層上部或平流層下部冷空氣(高位渦)的擴散南下與暖濕氣流的交匯是造成特大暴雨的重要原因,因為上游壓性的發展使對流層頂發生折疊,平流層與對流層相互作用增強,上下位渦區相接的形勢使低層渦旋發展,上升運動加強,位渦的下傳地降低了靜力穩定利於位勢不穩定能量的釋放,使得暴雨增幅。
  16. Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure

    試件的整體斷裂為剪切型,但在試件芯部裂尖鈍化區中部出現了韌窩型啟裂並一定的擴展,說明局部較高的應力三軸也會使韌窩型機制得以發展,但是不改變試件整體的剪切型斷裂模式;對韌性斷裂的剪切模式的細觀機理做了一定的探討,並且提出了含裂紋構件剪切型斷裂的宏觀判據:認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大塑性應變出現的方向可以作為裂紋剪切斷裂的方向(可簡稱為_ ( pmax )準則) ,集中剪切滑移帶貫穿裂紋前方承載韌帶時的載荷可以作為極限載荷;本文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究成果,採用失評定圖的形式,提出了傾裂紋的安全性評定方法的基本框架。
  17. The surface panel method has been applied to predict the hydrodynamic performance of highly skewed propeller. the surface of propeller and its trailing vortex are discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution. for highly skewed propeller, the conventional method generating grid oriented along constant radii will result in a high aspect ratio and a high skewness and a twist panel near the propeller tip on blade surface, which result easily in incorrect calculation results of velovity on blade surface, even in iteration divergence and calculation failure. a “ non - conventional grid ” is developed to acoid these problems. this grid can effectively solve the problem of the calculation and convergence for highly skewed propeller. the non - linear kutta condition of equal pressure on upper and lower at the trailing edge is executed by the iterative procedure. by sample calculating, the obtained results are satisfied the experimental data

    採用面元法預報大側螺旋槳水動力性能,螺旋槳表面及尾渦面離散為四邊形雙曲面元,每個面元上布置等強源匯和偶極子分佈.對于大側螺旋槳而言,槳葉表面採用常規的等半徑網格劃分方法在近葉梢處將導致大展弦比、大側和扭曲面元,這容易使槳葉表面速的計算結果不正確,甚至會導致迭代過程發散及計算失敗.文中建立了一種「非常規網格」劃分方法,能地解決大側螺旋槳的計算和收斂問題.槳葉隨邊處通過迭代實現非線性等壓庫塔條件
  18. Based on traditional dtw speech recognition and through relaxing extreme, limiting route ' s slope and improving some routes, the system can recognize and respond quickly especially when applied in small vocabulary speech recognition and speaker - dependent recognition

    在傳統的dtw語音識別的基礎上,通過放寬端點、對路徑進行率限制和改進路徑限制等方法,使系統能夠快速的識別響應,尤其是對于小詞匯量和特定人識別,可以地提高響應速和識別率。
  19. The radiation patterns at different scan angle from - 20 to 20 degree are presented, and the angle difference between the maximum / minimum field points of their main beam shows the bse of the radome. at different frequencies, the radiation from the antenna has been discussed when azimuth scan angle ranges between - 20 degree and 20 degree. the relationship between

    200 ~ 200范圍內天線的和方向遠區場、方位差方向遠區場;得到方位瞄準誤差、瞄準誤差率和功率傳輸系數隨掃描角和入射波頻率的變化關系;並將所得數據與文獻數據進行比較,表明間接射線法簡單、且精較高。
  20. For shutters, the results show : 1 ) according to the formula p =, the theoretical value of is calculated by the effective velocity of the flow, and its engineering value is calculated by the arriving velocity of the flow, the relationship between the theoretical value of and its engineering value is 2 ) the smaller value of declining angle will result in the smaller pressure loss and smaller outlet velocities. as a result, the declining angle of 30 擄 or less is recommended in some places which need small wind velocity, such as broadcasting studio and library, and the declining angle of 45 擄 or less is recommended in places which need big wind velocity, such as cinema and office ; 3 ) the larger value of ratio between the wide of the shutter b and the space between two boards h ( b / h ) will result in the larger pressure loss and smaller outlet velocities. the range of b / h from 0. 8 to 2. 0 and the optimum value 1. 2 is recommended ; 4 ) the range of b from 10 mm to 50 nun and the optimum value 40 mm is recommended ; 5 ) the proper thickness of the boards 8 of the shutters is 1. 5 mm ; 6 ) cuneiform boards should replace the rectangle inlet boards of the shutters in order to obtain better ventilation

    數值模擬採用fluent軟體,計算結果用excel進行處理,通過對大量數值工況進行數值模擬計算,結果表明:對于單側百葉風口,計算表明: 1 )對于公式p = ( ~ 2 ) 2 ,的理論計算值中定義為流體流經百葉風口內部時的速,即,而工程上常使用流體的來流速來計算,計算表明,的理論計算值與工程應用值的關系為( _ (理論) ) ( _ (工程) ) = 0 . 813 ; 2 )當來流速一定時,擋板傾越小,壓力損失越小、出口速越小;因此在要求進口風速比較小的場所,如播音室、圖書館等,宜採用擋板角30的百葉風口;在要求進口風速比較大的場所,如電影院、辦公室等,百葉擋板的角應選45 ; 3 )當來流速一定時,百葉擋板的擋板寬b與擋板間距h的比值b h越大,壓力損失越大,出口速越小,計算表明,鑒于壓力損失、出口風速、板間形成渦流區的大小,百葉擋板的b h值取0 . 8到2 . 0之間, b h = 1 . 2為最佳值; 4 )當來流速一定時,在計算的條件下,當百葉擋板寬b = 40mm時,百葉擋板的阻力系數最小,考慮到渦流區等的影響,建議選用10mm b 50mm的百葉擋板;西安建築科技大學碩士學位論文5 )百葉擋板的厚取為1 . sinln為好; 6 )百葉擋板的入口側可選用具的楔形擋板來代替矩形擋板,利用其較好的導流作用,可得到更好的出流果。
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