條線圓 的英文怎麼說
中文拼音 [tiáoxiànyuán]
條線圓
英文
bar graph-
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 relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained ， and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve
導出了曲率半徑與逼近誤差之間的關系和等誤差條件下的參數遞推公式，建立了通過逼近圓弧圓心的直線方程和圓心坐標計算公式.按這種方法用圓弧逼近平面參數曲線，不需要求解非線性方程組，避免了計算可能不收斂的麻煩，簡化了非圓曲線的節點計算過程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。Based on the geometry characteristics of bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line. according to the different generatrix line which can be divided into common plane curve, circular - arc curve and straight line, bertrand conjugation surfaces are parted into three typical types, and the basic equation and differential formula are established, then the conjugation conditions are found. aiming at the inclusive problem, the structure condition is given
論文將白川德共軛按母線為一般平面曲線、圓弧、直線分為三種典型類型，分別建立了共軛的基本方程與微分關系式，據此給出了各種類型的共軛基本條件，發現這是一類更強更嚴的條件，存在有相容問題，進而研究了白川德共軛的結構條件，至此確立了白川德共軛的基本框架。Under the assumption that the elastic tensor satisfies the strong - ellipticity condition, we reduce the two - dimensional equations of linearly elastic membrane shells to a first order linearly symmetric hyperbolic system
摘要在彈性張量滿足強橢圓性條件的假設下，把2 -維線性動態膜殼方程組化為一階線性對稱雙曲組。Previous algorithms either fitted general conies or were computationally expensive. by modifying the ellipticity constraint, we can ensure what we get is an ellipse, so that we can get the symbol to track moving objects
對此文中通過對橢圓擬合約束條件的修改確保擬合的二次曲線為橢圓，從而實現了符號化跟蹤運動物體的系統。We need to consider the deformation of only one strip parallel to generatrix of the cylinder.
我們只需要考慮一個平行於圓柱母線的窄條的變形。There are problems to choose which section plane as the best section plane before the oil well orbit optimized design because there have been ten - more kinds of section planes ( beeline and arc ' s combination ) and the oil well orbit should be fit of all stratum conditions
考慮到工程上對油井軌道剖面類型（直線圓弧組合）的描述多達十余種，以及實際施工時油井軌道不僅需要滿足最優化條件，還要適應地質、地層和繞障等要求，因此存在井軌道剖面類型的選擇問題。Check the nose part. it should be round around the nose and mouth part, not two " lines " starting from the upper and lower fins, connecting at the mouth like the blue diamond on the top photo. you can check the desired shape for the mouth - nose region on the turn based discus in the right photo
檢查鼻子部分，鼻子和嘴的部分應該是圓的，不是兩條線從背鰭和腹鰭開始，連接于嘴的地方，就像上圖里藍鉆石的樣子。你可以從旁邊的圖中觀察到受歡迎的鼻子和嘴的部分。On the basis of the engage efficiency and lubricious conditions, theoretical transmission efficiency with the different drive ratios ( 1 / 50 and 6 / 31 ) of involute cylinder worm gears is analyzed. at the same time, the change trend of engage efficiency and transmission efficiency with different design parameters is discussed. the experimental investigation on transmission efficiency
從漸開線蝸輪蝸桿傳動的嚙合效率和潤滑條件兩個方面對不同傳動比的漸開線圓柱蝸桿的傳動效率進行理論分析，並通過傳動比分別為1 / 50和6 / 31的漸開線圓柱蝸桿設計參數得到蝸桿潤滑條件的理論分析結果和蝸桿嚙合效率、傳動效率的變化趨勢，同時利用電測法對蝸桿傳動的傳動效率、潤滑油平衡溫度進行測試，將測試數據與理論計算結果進行對比分析，得出理論分析結果的正確性。Winding wires ; round resistance wires, bare ; technical terms of delivery
繞組線.圓形電阻裸線.第1部分:交貨技術條件The curve traced by a point on the circumference of a circle that rolls on a straight line
圓滾線，擺線圓周上任一點在一條直線上滾動時所形成的曲線This thesis presents the theoretical analysis about the design of the tunable antennas with multilayered structure theory and microstrip antenna ' s analytical methods. and it improves three typical kinds of antennas, and uses the voltage controlled ferroelectric materials. we analyze the tuning features of the antenna by simulation under the condition of different permittivity of the ferroelectric materials, and discuss the feasibility of improvement from microstrip antenna to tunable antenna
本文結合多層介質理論及微帶天線的分析方法對可調諧天線進行理論分析，並對矩形貼片天線、圓形貼片天線、微帶振子天線三種典型的微帶天線結構進行改進，引入壓控鐵電薄膜材料，模擬分析在改變鐵電薄膜介電常數條件下天線的調諧特性，討論微帶天線改進為可調諧天線的可行性。Cylindrical involute gear grinding machine. specifications
漸開線圓柱齒輪磨齒機.技術條件The software uses two entity configuration methods : extruding and simulating entity cutting in realizing three dimensional configuration, which successfully achieve three dimensional configuration of involute columnar vertical gear, involute columnar helical gear, standard vertical spline, archimedes worm and disco - cam
軟體在三維造型功能實現上使用了拉伸和模擬實體切削兩種實體造型方法，成功地實現了漸開線圓柱直齒輪、漸開線圓柱斜齒輪、標準直齒條、阿基米德蝸桿和盤形凸輪的三維造型。Shows how to fill a line, an ellipse, and a rectangle with a horizontal linear gradient brush
顯示如何使用水平線性漸變畫筆填充線條、橢圓和矩形。The curvature interference of the gear and the influence of radius of the mill - cutter, axial misalignment, and center distance on meshing are analyzed. based on these analyses, propose two methods to achieve point - contact : to change the radius of the mill - cutter and increase the center distance
在分析了弧齒線圓柱齒輪的嚙合傳動不產生曲率干涉的條件和刀盤展成半徑、軸線平行度誤差、中心距對嚙合影響的基礎上，提出了點接觸弧齒線圓柱齒輪實現的兩種方案:調整刀盤展成半徑和增大中心距。Line, oval, and rectangle tools produce different shapes, but work the same way. when the tool is activated, click and drag to draw the shape. pressing the shift key while drawing constrains the shape to a horizontal, vertical, or 45 - degree line, or a perfect circle or square
線條、橢圓和矩形這幾種工具可繪制出不同的形狀，但操作方式是一樣的：工具激活后，單擊並拖動即可繪制形狀；拖動過程中按住shift鍵還可精確繪出橫線、豎線、 45度線、標準的正方形或圓形。When we look at the moon through telescopes, we can see lines and circles
當我們用望遠鏡來觀察月亮時，我們可以看到一些線條和圓圈。This produces a smooth, circular arc between the lines
這將在兩條線之間產生平滑的圓弧。分享友人