轉圓線 的英文怎麼說

中文拼音 [zhuǎnyuánxiàn]
轉圓線 英文
rounded lines
  • : 轉構詞成分。
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. Since the axis of the part is not on the same line, it may be necessary to amend the part in order to make it ease to produce. the amendable method mostly is the fw pattern in the juncture of fastigiated column and sphere

    此航天特異零件各部分回軸不是同一直,因此針對這種特性對斜柱段和斜柱與球缺端頭過渡段的纏繞做了理論上的分析與設計。
  2. In the wafer - cycle fitting algorithm, comparing with circumgyration radius approach, track fitting approach, and least square circle fitting approach. in the wafer pre - alignment system, the wafer square fitting algorithm - least square circle fitting approach, based on optical linear ccd sensor, as well as the theoretical error analyze of this algorithm

    在晶檢測演算法方面,比較回半徑法、軌跡擬合法以及最小二乘法,選擇光學陣ccd的晶心最小二乘法作為系統晶心的檢測方法。
  3. First the sketch / datum plane is fitted by least - square distance, then the extruded direction or axis with the flank points of the cloud is extracted in quadratic paogramming arithmetic, and certain points projected to gain 2d sketched datas. feature points are defined to segment the sketch datas, and the sketch profile is generated by fitting separately the line and circle segment

    使用最小二乘方法擬合草圖基準平面,採用二次規劃方法提取拉伸方向和旋,然後將數據點投影以獲取草圖數據,通過柵格劃分提取草圖邊界輪廓數據,再對這些邊界數據進行基於特徵點的分割,以直弧段擬合出草圖輪廓。
  4. In the process of the colltfolling algorithms, the relations between the free wheel and the orielltations of the robot car are ciphered out when the robot car walks ollt the straight lines, the arcs and the swerves. in addition, the pid adustor is designed

    在軌跡控制演算法中,推導出了機器人小車在直弧和彎行走中主從動輪與行走軌跡的位置關系,推導出了機器人小車的實時位置,設計了pid調節器。
  5. Consisting of the protracting graph of hydrogen - like atom ' s angle distributing, computer simulation of the symmetry of molecular orbital and chemical reaction mechanism, showing the molecular point group and symmetry element, computer simulation of molecular vibration, bravias ' s crystal lattice and their transforming, extracting of plane periodic lattice, extracting of solid periodic lattice, close packing of isometrical pellet and the structure of simple mental substance, close packing of unequal pellet and crystal structure of representative ionic crystal, computer simulation of phase analysis by x - ray diffraction

    內容包括類氫原子角度分布圖的繪制,分子軌道對稱性和反應機理的微機模擬,分子點群和對稱元素顯示,分子振動運動的微機模擬,布拉維晶格和晶格化,平面點陣抽取,立體點陣抽取,等徑網球的密堆積和金屬單質結構,不等徑球密堆積和典型離子晶體結構, x射多晶衍射的微機模擬十個子模塊。
  6. Under action of uniformly or polynomial distributed load, upper and lower critical loads of revolving shells ( including conical shells, spherical shells and quartic polynomial shells ) with uniform thickness, linearly, exponentially or polynomial variable thickness were evaluated

    給出了均布或多項式分佈荷載作用下,等厚度、性、指數型或多項式型變厚度的錐殼、球殼或四次多項式型旋殼的上、下臨界荷載。
  7. The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically

    分析了計及剪切變形和動慣性的有限長正交異性柱殼中彈性瞬態波的傳播問題,採用回傳矩陣法,在相空間中給出了位移和內力的表達式。再利用laplace逆變換,得到正交異性柱殼受軸對稱沖擊作用時彈性瞬態波解,然後將其分解為若干廣義射積分之和,並用數值方法求解之。
  8. The bulk of the mass is spread out, forcing stars to trace a spirograph - like rosette : an ellipse that does not close on itself but gets offset each time the star completes one revolution [ see box at right ]

    整體質量分散開來,迫使恆星運行方式如旋繪圖盤所畫出的花瓣狀螺:那不是每圈都會封閉起來的橢,恆星繞行一周后,軌道並不接合便又重新開始下一周的運動(見右方整理軌道秩序) 。
  9. Click on the center dot to rotate the hand around the action line

    點擊中心點,沿著作用手臂。
  10. First, the nonlinear ls problem without constraint is converted to that subjected to inequality constraints by putting constraints on the do as of the received signals and toas of the first arrived signal with geometrically based single - bounce ( gbsb ) statistical channel model and cost - 207 model. then, a penalty function is used in the estimation of ms position

    首先,用基於幾何結構的單次反射模型和cost - 207模型,對期望定位用戶的各條多徑信號的波達方向和最先到達多徑信號的時間進行約束,將傳統的解無約束的非性最小二乘定位問題或近似性最小二乘定位問題化為解不等式約束的非性最小二乘定位問題;然後,用內點罰函數法估計移動臺的位置。
  11. The collimated light goes through a 1 / 4 wave plate. this converts it into circularly polarized light

    經過準直鏡校準后的光射入四分之一波板。平行偏振光又被化為偏振光。
  12. A printer that forms dot matrix characters by means of linear, ridged print hammers that impact paper and ribbon against a helical ridge on a rotating cylinder

    一種採用性脊紋列印錘的點陣字元印表機,列印時列印錘撞擊緊貼在螺旋脊紋旋筒上的紙和色帶。
  13. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大環直感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大環直感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了矩,位移,速隨時間變化曲圖,利用單極性霍爾元件測定速並與軟體計算結果進行了比較,採用等效電路法計算了堵時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  14. Circular polarization is one of microwave equipment with broad application. its the mostly function is switch linearly - polarized wave into circular polarized wave. grating - circular polarization is one of circular polarization, its advantage is simple structure and ease of processing. it is prone to expand high power and high efficiency range. because circular polarization have expand application.

    極化器是應用廣泛的微波器件之一,其主要功能是將極化波換成極化波。光柵極化器是其中的一種,它具有結構簡單,加工實現容易,易於向高頻率、高功率應用擴展等優點。
  15. Application of enveloping curve of circular arcs in design of roots rotor profile

    弧包絡在羅茨子型設計中的應用
  16. With the new - simple method, the equation of circle - arc - enveloping curve are deduced. also the relationship between the arc radius, the radius of center distribution and the distance of centers is given to avoid undercutting

    文中採用新方法推導出了弧包絡子型方程,還給出了避免出現根切現象的弧半徑、心分佈半徑以及中心距三者之間的關系。
  17. The properties of the key optical and electrical devices and the controlling mode in the system are put forwards. using the polar coordinate lines with different directions and the circulars with the same axis can be written together. by using he - cd laser ( 442nm ) as writing light source, the system can directly write line with width 05 # m on a sample

    本文的主要目的是建立了一種極坐標和直角坐標相結合的激光直寫系統的原理樣機,探討系統的各部分器件的基本性能要求,為今後研製高精度激光直寫系統做好工作基礎,分析了激光直寫系統中關鍵器件的性能要求,基本控制方式,實現了極坐標方式下,任意旋角度直圖形與共心環的光刻。
  18. The function of the software use pc - computer to dispose the output signal which is produced by the device as following steps : ( 1 ) to input data by parallel interface ( 2 ) to record and form a file ( 3 ) to demonstrate results step by step ( 4 ) the results could be compiled ( 5 ) it can synthesis in the permitted error scope, substituted original dot for line or arc, finally we could get a graph that is described by some simply curve. ( 6 ) to convert these graph into a program, which used in the cutting process of numerical control. ( 7 ) the software also includes some protective methods

    而系統處理軟體的作用是:利用pc兼容機,將上述裝置的輸出信號( 1 )通過并行口輸入( 2 )記錄成文件( 3 )逐點顯示出來( 4 )可人工進行化簡,編輯(刪、改點)等( 5 )可在給定誤差范圍內進行人工擬合,用直弧取代原來的點,得到一個與原圖形的誤差在規定范圍內,又消除跟蹤過程中因受到各種干擾而造成的缺陷,由盡可能少而簡捷的數學曲描述的圖形( 6 )把這些圖形化成用於編制數控切割加工程序及autocad能夠識別的文件(主要指dxf格式) ( 7 )該軟體還有一定的加密措施。
  19. The co - current charts of main constituents show that the m2 component currents have one current - amphidromic point at 29 18 ' n, 122 46 ' e, and the co - phase lag lines rotate anti - clockwise here

    主要分潮的潮流同潮圖表明: m _ 2分潮流在29 18 n , 122 46 e處有一個流點,同潮時在該處以反時針旋
  20. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲管道流動和換熱特性的研究成果的基礎上,以旋正交曲坐標系統下的多參數旋螺旋管道中的對流傳熱為物理模型,通過攝動方法和有限體積法,首次對各種截面(截面、橢截面、環形截面、矩形截面)旋管道內充分發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及旋管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析,詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性成果。
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