envelope surface 中文意思是什麼

envelope surface 解釋
包絡面
  • envelope : n. 1. 信封；紙袋；包封，封皮。2. 殼層，外殼。3. 【數學】包（絡）線；包跡。4. 【航空】氣囊；【天文學】包層；【生物學】包膜，包被。
  • surface : n 1 表面；地面；水面；廣場，空地。2 外觀，外表，皮毛。3 【幾】面；切口；【航空】翼面。adj 表面的...
  1. At the point c, the star develops a convection zone extending from near the surface deep into the extended envelope.

    在C點，星體產生一個對流區，從表面附近向內擴展到廣袤的包層。
  2. The surface of the sun is a glowing gas envelope.

    太陽的表面是一層熾熱的氣體層。
  3. Display of the envelope protein of d2 - 43 on yeast cells surface

    蛋白在酵母細胞表面的展示
  4. The coupling of this voltage to the lamp may be accomplished using a thin nickel wire wrapped around the surface of the lamp envelope

    該電壓和閃光燈之間的連接可以通過纏繞在燈殼上的細鎳絲或塗在燈殼表面的金屬條紋來實現
  5. Proceed from energy - conserving angle of building, a kind of passive evaporative cooling way is proposed that applies to the wall surface, namely porosity moisture - conditioned material is used on building envelope

    摘要從節能角度出發，提出一種應用於建築墻體表面的被動蒸發冷卻方式，即將多孔調濕材料貼附於墻體外表面，這種材料兼具自動吸放濕性能和蒸發冷卻性能。
  6. In this thesis, a internal and external analyse and research about design, modeling and machining of ball - end cutters is reviewed. on the base of grinding trait of mk6335a five - axis numerical control drill grinder, in the present study, differential geometry, ruled surface concept, envelope and inverse - envelope theory, coodinate transfer and numeric analyse are used to develop a mathmatical model and systematic method for the design, analyse and simulation of ball - end cutters

    本論文在國內外關于球頭立銑刀設計、建模、加工等方面研究的基礎上，根據現有的mk6335a五軸數控鉆尖磨床刃磨運動的特點，應用微分幾何、包絡與反包絡理論、坐標轉換、數值分析等理論知識，研究了基於五軸數控磨床加工球頭立銑刀的數學模型及分析與模擬。
  7. Analyses the determination of surface heat transfer coefficient, interior building envelope load, air infiltration load, equipment load and heat storage load, etc

    摘要分析了民用建築舒適性空調負荷計算中表面傳熱系數、內圍護結構負荷、滲透風負荷、設備負荷、蓄熱負荷的確定等問題。
  8. Abstract : in order to solve the double parameters enveloped in the geartooth flank generating, the complicated double parameter envelope is simplified to the generating process between work - piece and imaginary crown generating gear by means of mathematical transformation. the equation of the imaginary crown generating surface and the partial derivatives are deduced, so the differential geometric parameters of the generating surface can be obtained. by analyzing the generating motion between the imaginary crown generating gear and the work - piece, all the first to third order geometric parameters of the generated tooth flank at any given point can be calculated

    文摘:為了解決直接求解展成法加工中存在的復雜雙參數包絡問題時的困難，提出通過數學變換，將此包絡問題轉化為假想平面產形輪與工件之間的展成問題來進行研究.推導了假想產形面的方程和各階偏導矢，於是可獲得產形面的微分幾何參數.通過分析假想平面產形輪與工件之間的展成運動，即可得到被展成齒面上任意指定點的全部一至三階微分幾何參數
  9. Set up a mathematical model for indoor thermal environment on the base of analyzing enclosure heat gain and heat loss of each envelope. programs were developed for floor heating and radiator heating respectively. due on higher surface temperature ( or mrt ) in the same room, the calculation results shown the indoor mean air temperature of heating radiator room was 1 ~ 1. 3 c higher than floor heating room under operative temperature same

    對連續供暖房間的熱過程進行了分析，根據房間熱過程數學模型編程計算結果顯示：由於散熱器供暖房間各圍護結構內表面對人體的平均輻射溫度低於低溫地板輻射供暖房間，要達到相同的作用溫度，散熱器供暖室內空氣溫度應比低溫地板輻射供暖房間高1 . 0 1 . 3 。
  10. Conical envelope surface

    錐形包絡面
  11. This algorithm has higher efficient than the method which uses tool path envelope intersection with normal vector of surface of geometry model and has higher verification precise than the method that uses tool path envelope intersection with z direction vectors

    其運行效率高於用幾何模型法向量與刀具掃掠體求交的方法，驗證精度大於用z坐標方向矢量與刀具掃掠體求交的演算法。
  12. There are 3 chapters in this thesis : chapter one is a general introduction of two kinds of baculoviral envelope fusion proteins ( efp ), gp64 and f proteins. the structure and functions of these proteins and the application of gp64 for surface display as well as the substitution of several viral efps were summarized

    第一章對桿狀病毒的膜融合蛋白的研究進展作了綜述性介紹，包括gp64與f蛋白的結構與功能，幾種病毒膜融合蛋白的替換關系， gp64表面展示的應用。
  13. Next, the soft method based on the dirichlet principle is given in detail. emphasis is put on the pattern of power addition along its main meridian line and the construction of the envelope of the nonrotationally symmetrical aspheric surface

    其次，應用基於狄利克雷原則的軟設計方法，重點闡述子午線光焦度漸增曲線形式和漸變包絡面的構造方式。
  14. Analyses the inner surface temperature of several envelopes and puts forward the reasonable heat insulation measures for building envelope in guangzhou

    分析了自然通風類建築各種圍護結構的內表面溫度，並針對廣州地區的氣候特徵，提出了圍護結構的合理隔熱保溫措施。
  15. At the point c, the star develops a convection zone extending from near the surface deep into the extended envelope

    在c點，星體產生一個對流區，從表面附近向內擴展到廣袤的包層。
  16. Based on the vector of point, the formula of moving envelope surface of the assembly part is given. according to determinant and vector theory, the method of working out the three - dimensional space arbitrary polyhedron volume is described

    基於三維矢量理論和行列式理論，解決了計算三角面片的任意多面體體積及評估零件所需的實際裝配空間等問題。
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