曲弧度 的英文怎麼說
中文拼音 [qūhúdù]
曲弧度
英文
camber-
They not only inherit the advantages of bezier curves and b - spline curves, also can be used to represent straight lines precisely and some remarkable transcendental curves precisely, such as circular arc, ellipse, cardioids and twisted pair line etc. especially, the uniform t - b - spline curve of three degrees is smoother than b - spline curve and c - b - spline curve of the same order
此外由於它們還具有三角函數的優點，故既可以精確表示直線段、二次多項式曲線段又可以精確表示圓弧、橢圓弧等二次曲線以及心臟線、雙紐線等超越曲線。特別地， 3次均勻t - b樣條曲線曲面比同階均勻b樣條（ c - b樣條）曲線曲面具有更高的光滑度。The paper studies the surface geometry of globoidal indexing cam by applying the theory of conjugate surfaces and the method of coordinate transformation, presents the equations related to the main inducement curvature of the cam profiles, analysis and deduces the equations of two circumscription curves, which judge if the conjugate surface could mesh properly. some calculate examples and conclusion are given. the surface equation of the globoidal cam and conjugate equation are established
論文首先在分析空間嚙合原理基礎上，採用坐標變換法推導出弧面分度凸輪的工作廓面方程、嚙合方程和壓力角計算公式，對弧面分度凸輪的嚙合特性進行了深入的分析和研究，對判斷曲面能否正確嚙合的依據如兩類界限線方程以及誘導主曲率等進行推導，並給出算例。Secondly, the various conic arcs and conies are generated by the rational triangular bezier and the b - spline method in polar coordinates system
其次，給出圓錐曲線弧及其補弧的三角有理b zier表示；以及任意角度二次曲線弧的極坐標b樣條表示。The paper also does some deep research on the mesh characteristic of the mechanism, analyses the cause o f the cam profile error and index error during working, using object - oriented method, vc + + and pro / toolkit, performs second development to pro / engineer, completes entity proplasm of the cam mechanism using only few parameters, the press angle calculate module, error analysis module and curvature calculate module are built on the basis of it
然後通過對弧面分度凸輪加工中產生廓面誤差及工作時產生分度誤差原因的分析，建立了計算加工和分度誤差的數學模型。應用vc + +和pro toolkit對pro engineer進行二次開發，建立了弧面分度凸輪機構的參數化設計和三維造型及壓力角、誘導主曲率等運動特性和誤差分析軟體系統。This equipment is the key of producing arc glass and laminated glass of shower bath room. it lets the flat glass changing its arc shape by drying, bending and annealing
本設備是生產汽車弧形、沐浴房夾層玻璃製品的關鍵設備。通過對平板玻璃的烘彎、退火，使之彎曲成玻璃製品所需要的各種弧度和形狀。Abstract : the shaping equation of steamed bread in circular trough camber of shaping roller, the instantaneous velocity of its surface, and the strength by shaping roller were analyzed during shaping, then a theory base for the design of steamed bread shaping machine was provided
文摘:分析了饅頭成型過程中成型輥上圓弧槽曲面內饅頭生坯的運動方程，饅頭表面動點瞬時速度及饅頭成型時受力分析，為饅頭成型機的設計提供了理論依據。Bainianyuan bed selects high quality environment - materials, utilizes most advanced manufacturing techniques. thmattress has carefully sdldcted materials to achieve perfect cont contac with human body, and let you enjoy most relaxing and comfortable sleep
百年緣選用高品質環保材料，利用尖端生產工藝精緻成，床墊墊料都經過特別挑選，能緊貼人體曲線，讓每一點均勻承托您的背脊而又可保持背脊的原理弧度，令您享有最輕松舒適的睡眠感覺According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given
根據平面剛架穩定性能量法特徵值方程（通式） ，考慮弧形鋼閘門主框架柱的柱端約束的特殊情況，求出撓曲線函數（試解函數）通解，得到弧形鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式形框架的臨界荷載比較現行規范推薦的有限元法簡單方便、結果精確及物理概念明確等優點。Among the results of these researches, cylindrical gears with curvilinear tooth trace have merits as follows : higher bending stress, low noise, better lubrication conditions, and no thrust forces. so this kind of gear can be considered to substitute the helical gear and herringbones
本文提出的弧齒線圓柱齒輪是一種新型齒輪傳動形式，具有傳動平穩、噪聲低、潤滑性能良好、輪齒彎曲疲勞強度大的特點，因此該齒輪可以作為斜齒輪和人字齒輪的替代品用於高速重載場合。Considering different soil spring models for vertical fault movement and horizontal fault movement, two damage cases of pe pipeline in ji - ji earthquake have also been simulated. the large deformation of a buried pipeline under fault movement is investigated in the 4th chapter. to examine the inelastic behavior of buried pipelines, the parametric studies on pipe material property, diameter ( d ), diameter - to - thickness ratio ( d / t ), crossing angle ( ), as well as soil stiffness, have been conducted using a shell - spring fem method
對於0 p三90 」的情況，當斷層位移相對管徑還不是很大時（管子內的彎曲應變與軸向拉伸應變相差不大的情況） ，斷層附近管子變形形式與梁相似；當斷層位移相對管徑很大時（管子以軸向拉伸應變為主的情況） ，斷層附近的管子軸線變形為一圓弧，管子表現得像一條沒有彎曲剛度的索。The products is particularly suitable for trimming weld seems. due to the chara - cter of its flexibility, it has a perfect effection on curving irregular surfaces
可彎曲砂輪又名可彎曲不銹鋼磨片、彈性磨片，適合對氬弧焊口的磨削，具有一定程度的可彎曲性能，對弧形不規則面的拋磨作業有獨到之處。First, the vacuum sensor suitable for vacuum degree on - line measurement in the vacuum interrupter is devised by the researches on panning discharge. then the vacuum sensor is calibrated, and also the corresponding curve which indicates that the vacuum degree respond to the current of the electric discharge is got
首先，通過對潘寧放電原理的研究，設計了適用於真空滅弧室在線檢測真空度的真空傳感器，並對真空傳感器進行了校正，得到其真空度-離子流對應曲線。After thoroughly analyzing the influence of each pump parameters on the gear pump performance, the paper developes the criterion for optimum gear parameters, which can be utilizied in practice easily for gear manufacturing using normal involute gear hob with two - fillet type. the conclutions studied by the paper are : 1. both the addendum coefficient and the deddendum coefficient of the pump gear should be 1. 125
以目前國內普遍使用的雙圓弧頭全齒高為2 . 5倍模數漸開線標準滾刀作為泵齒輪的加工刀具，通過對齒輪加工原理的分析，提出了欲使泵齒輪參數達到最佳，泵齒輪的齒頂高系數和齒根高系數都為1 . 125 ；對變位系數的確定應考慮到泵齒輪的根切、齒頂厚、重合度以及側隙因素；泵齒輪為避免過渡曲線干涉，必然要存在根切現象。A control method is presented where least square arc approximation and timed interpolation are employed. using it, the number of segments of fitted curves is made minimum while the accuracy is guaranteed, so that data transmission between cad and cnc systems is decreased and setted feeding rate can be realized. this method has already success fully been used for flame cutting and controlling saddle - backed curve for pipe connection when feeding rate is required to be higher
提出了一種採用最小二乘法圓弧逼近及定時插補控制方法，在保證精度的前提下，可使擬合圓弧段數最少，從而減少cad系統與cnc系統的數據傳送，可實現給定進給速度.該方法已成功地應用於要求較高進給速度的接管馬鞍型曲線火焰切割擬合控制You ll notice that the equilibrium curve in figure 1 curves upward, that is, the equilibrium vapour pressure increases faster at higher temperatures
你會留意圖一的均衡曲線是向上弧的，這樣，均衡水汽壓力在較高溫度時上升較快。The mathematic model of the ultra - thin spherical mirror is to be treated as elastic thin shell. then the predigested model, i. e., bended beam, used in qualitative analysis was proposed, and its deflection and stress formulas under the freely supported condition were set up. based on an off - axis aspherical primary mirror, the relationship of aspherical surface error ( rms ) in tangential plane with bended beam ’ s radius r, position s of concentrated load p and geometry length l of arc was analyzed
根據這一設想，本文建立了超薄鏡的數學模型?薄殼，並提出了強制力作用下超薄鏡的簡化模型?曲梁，推導了曲梁在簡支情況下受力變形的撓度公式，並結合一個實例，計算出曲梁變形后與所需非球面的面形殘差（ rms ）在子午方向與曲梁弧長l 、曲梁半徑r及集中力位置s的關系及滿足面形精度的r和s范圍，分析了弧矢方向的rms ，得出了同時滿足子午和弧矢方向面形要求的l 、 r和p 。First, cut open the front end of the socks preferably woolen ones. the socks, with their l - shaped curvature, make excellent covers that are just right for our knees
首先將襪子毛襪尤佳的前端剪開，由於襪子呈l形狀，剛好和膝蓋彎曲時的弧度相吻合，因此套在膝蓋上保暖，顯得非常適合。When the tidy of material is not enough, the sawing side will bend with the bend arc of material
材料平整度不足，鋸切面會隨著材料彎曲的弧度而彎曲，如圖。Rating the pitting resistance and bending strength of generated straight bevel, zerol bevel and spiral bevel gear teeth
直齒傘齒輪齒，弧齒傘齒輪齒，螺旋傘齒輪齒的耐點蝕性和彎曲強度的評定Curve shape - is used to define the falloff of the brdf curve
曲線弧度通常被用作定義brdf的效應消散范圍。分享友人