縱向進給 的英文怎麼說
中文拼音 [zōngxiàngjìngěi]
縱向進給
英文
length feed-
The method of wing shape optimization of space shutlle has been developed with penalty function approach in which the objective function is the mass of the wing and the constraints are the hypersonic re - entry flight cross range, lift / drag ratio, and subsonic flight lift / drag ratio, the margin of the longitudial static stability and the magnitude of the horizontal landing speed etc
摘要介紹了在滿足高超音速再入橫向機動航程，高超音速再入飛行時的升阻比，亞音速進場飛行時的升阻比，縱向靜穩定性裕度和水平著陸速度等飛行性能設計要求下，用罰函數法尋求使航天飛機機翼質量為最小的外形優化方法並給出了算例。The machine adopts gear leath head. the precision degree is high. it can power feed both in latitudinal and longitudinal direction
該機床車頭採用齒輪傳動，精度高，縱橫向均能自動進給The milling head, mounted on the column, can be turned 90orightward and leftward in the vertical plane
可根據用戶需要安裝機械進給器，實現工作臺縱向自動進給。Chapter 5. based on the measured refractive index distribution curve, according as the theoretical model of light transmission in the grin medium, using quadrivalent runger - kutta method to carry out the light tracking, by this means the mainly imaging character index of the micro - lens such as foci, longitudinal and transverse spherical aberrations aberration etc is calculated. i
第五章從測量所得折射率分佈曲線出發，根據梯度介質球內光線傳輸的理論模型，用四階runger - kutta方法進行光線追跡，計算了此種梯度球的縱橫向球差等光學特性，給出所製作梯度折射率微球透鏡成像性能的評價。This paper designs four simulation experiments to verify the csapfba algorithm, and the results of the four simulation experiments are given. this paper lengthways compares the csapfba algorithm with the csfq algorithm and breadthwise compares the csapfba algorithm with the cspafa algorithm so as to analyze the performance of the csapfba algorithm from the theoretical and experimental aspects
本文設計了4組模擬實驗驗證csapfba演算法並且給出了模擬實驗結果，將csapfba演算法分別和csfq演算法、 cspafa演算法進行了縱向比較、橫向比較以便從理論和實驗兩個方面分析csapfba演算法的性能。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、結構型式和倍頻方法；其次，以空間相關的速率方程為基礎，提出了ld端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器的輸出功率和功率穩定性等特性進行了實驗研究；再次，在帶尾纖輸出的高功率ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律，測量范圍和靈敏度依賴于泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。The parametric speed of the curve is firstly approximated by the bezier polynomial which takes the lengths of control polygon ' s edges of the direction curve of normal as bezier coordinates. then the corresponding geometric offset approximation algorithm is given. moreover, an offset approximation with high precision is obtained by degree elevation of the direction curve of normal
首先利用以法矢方向曲線的控制多邊形邊長為b zier縱標的b zier多項式來逼近曲線的參數速度，給出了相應的幾何等距逼近演算法，進一步結合法矢方向曲線的升階獲得了高精度逼近The automobile outline size - measuring machine is four meters in the width and height direction and the dragon gate type frame structure. the distance of movement in the perpendicular direction is 20 meters. small moving vehicles driven by step motor move along a track synchronously
汽車輪廓尺寸測量機為一寬度、高度均為4m的龍門式構架結構，其縱向進給長度為20m ;由步進電機驅動移動龍門架小車沿同步導軌運動。The kinematics analysis of the moving system of lunar rover is presented in this paper. in this procedure, the lengthways speed of each wheel, when the lunar rover is moving in common status, are calculated. moreover, the same direction and converse difference steering for difference steering system with steering radius as the critical transfer condition is put forward
本文首先對六輪獨立驅動式月球車所採用的行走系統進行了運動學分析，推導了月球車正常行駛狀態下各車輪的縱向速度，並給出以轉向半徑為臨界值的差速轉向系統的正、反向差速的轉換條件。Due to the limited underwater action scope of a submarine, and it must be provided well maneuver performance, not only the depth - keeping and directional steady motion but also quick elusion or entering the battle status, which brings forward a high demand to submarine control
由於潛艇在水下的活動范圍有限，同時潛艇又必須具備良好的操縱性能，既要保證定深，定向的穩定運動，又要能機動靈活的規避或進入武器發射的戰斗狀態。這樣就給潛艇的操縱控制提出了很高的要求。I setted up the physical modele and calculation - domain for the conviction heat transfer enchancement by the longitudinal vortex, and did the numerical value simulation for the chang of the velocity filed and temperature filed which influnced by lvg. at the same time, i studied the generation develepment of the longitudinal and its mechanism for the heat transfer enchancement. by the analycise of the result, i got the pricipium rule of how the size, ratio corner and distence of the lvg have influence on the generation and develepment of longitudinal vortex, and gave out the relative construct parameter scope
通過對phoenics軟體進行應用開發，本文建立了渦旋強化換熱的物理模型和計算域，對擾流元作用下的流動速度場和溫度場的變化進行了數值模擬，研究了縱向渦旋發生發展及其強化對流換熱的機理。初步得出了擾流元的有關結構參數如總體尺寸、寬高比、攻角、間距等因素對渦流發生發展的影響規律，並給出了有關結構參數的取值范圍。According the working processing of vibratory tunnel boring machine and force of the cutting head, the paper analyzes the dangerous working stages, then the formulae of longitude and altitude stability is given and stability is proved by the data of design
摘要通過對隧道臂式掘進機的工作過程和切削頭的受力情況進行分析，確定出掘進機容易失穩的工況，然後分別對縱向和橫向穩定性進行了分析並給出計算式同時用設計參數驗證了穩定性。Based on the theoretic frame of asc, the paper carries out the integrated design of logistics system for engineering machinery enterprises transversely and longitudinally, and provides lots of new ways in the fields of organizing plan, layout of working units, management of standard parts, mass custom, supplier management, etc. combining with the inland notability manufactory enterprise - - sy company, real analysis is laid out and the benefit and shortage are also put forward
本文在敏捷供需鏈理論框架下，對工程製造企業物流系統進行了橫向和縱向一體化設計，提供了組織設計、生產單元布局、標準件管理、定製服務、供應商管理等方面的一些新思路，並結合國內著名的工程機械製造企業? ? sy公司進行了實證分析，給出了設計系統應用中的效益和不足。In the new managerial system, the department in charge is responsible for the mandatory management and supervision of construction unit, building section and construction control unit in the macro field. otherwise, the lareral administration by entrustment is executed by construction unit, building section and construction control unit in the micro field. the system of engineering supervision finds itself in an important position
新型工程項目建設管理系統將政府主管部門放到了宏觀監督管理的位置，對建設單位，施工單位和監理單位實施縱向的強制性的宏觀監督管理，同時在直接參與項目建設的建設單位、監理單位與施工單位之間又存在橫向的委託性的微觀監督管理，工程項目建設管理系統中的建設監理系統在其中居於核心地位，這種宏觀與微觀相結合的工程建設項目監督管理體制，給我國工程建設領域帶來深刻的變化，有利地促進了工程建設按所要求的目標順利地進行。Abstract : in this paper, the feature of time - bifurcation for plate - beam stability is studied by mechanics model of plate - beam structure of rock in compression. the instability time of plate - beam is dependent on the rock material feature. delay bulking occurs under some load. the formula of time - bifurcation is given. the mechanisms of roadway floor heave and delay rockburst are preliminarity discussed
文摘:採用巖石板裂梁的縱向受壓的力學模型，考慮深部巖石的流變性，分析了板梁穩定性的時間分叉特性.板梁失穩與巖體的流變性質密切相關，在一定載荷下，經歷一段時間后會發生延遲失穩，給出了時間分叉點的計算式.並對深部礦井延遲性巖爆發生機制進行了初步分析In comparison with other theories, the theoretical solutions presented herein for longitudinal vibration of soil - pile system is more rigorous and reasonable in theory, and more reliable and applicable in use
本文給出的樁土縱向禍合振動理論解較現有其它解理論上更嚴格先進，應用上更可靠實用。Besides, among the three m & a patterns, the vertical is most significant, that of the mixed m & a presents positive but not significant, and the parallel m & a pattern has a negative relationship with the effect of m & a, and the longer the interval of the sample gets, the more significant the relationship becomes. as a result, we need longer - period samples to verify its effect
但我國並購行為並未能給企業的中長期經營情況帶來改善;在三種並購方式中，縱向並購的績效明顯優于另外兩種;混合併購的績效呈現拋物線式的變化;而橫向並購的績效隨時間而增長的趨勢顯著，需要時間進一步檢驗。分享友人