表面曲率半徑 的英文怎麼說

中文拼音 [biǎomiànbànjìng]
表面曲率半徑 英文
lde=lens data editor surface radius of curvature
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 率名詞(比值) rate; ratio; proportion
  • : Ⅰ數詞1 (二分之一) half 2 (在 中間的) in the middle; halfway 3 (比喻很少) very little; the l...
  • : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  1. Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth

    研究了激光與生物組織相互作用、光蝕作用及準分子激光消融角膜的機理;首次定量研究193nm準分子激光高斯光束的切削量與能量密度的關系,計算單個激光脈沖角膜切削量;發現了角膜對切削效果的影響,首次提出了角膜、切削位置與切削深度的關系;首次定量確定了激光光斑參數及其排列方式對術后角膜粗糙度的影響,為更精確實現角膜切削和提高切削后角膜光潔度、減少手術后角膜渾濁及角膜術后不規則提供了理論依據。
  2. An original mesh generation method based on the nc track points of tool surfaces is proposed here, the method can automatically generate meshes consisting of only quadrilateral elements, which is desirable for better accuracy and efficiency of simulation. besides, an automatic local coarsening algorithm for structured quadrilateral meshes is also developed. for arbitrary discrete points on auto body surfaces, an automatic triangulation method is adopted and a series of mesh optimization methods with given constraint conditions are proposed

    創新地提出了基於模具型腔nc數控軌跡點的全自動四邊形網格生成演算法,提出了結構化四邊形網格局部自動優化演算法,研究了基於車身離散點的三角形網格自動生成演算法,並提出了給定約束條件的三角形優化演算法,探討性地研究了基於模具的板料初始網格局部自動細化演算法。
  3. All this has laid a strong foundation for selecting a subject of maskless afm nanolithography, i. e., field - induced oxidation of si semiconductor. in chapter two, a high - intensity current between a probe tip and a sample is discussed first. electrical intensity between them is simulated using matlab software after an electrical model is introduced, thus theoretically analyzing the effect of tip radii, tip - sample separation, radii at the sample, and biases on the morphology of field - induced oxidation

    第二章首先討論了掃描探針與樣品之間的高密度電流,得出了電流密度與偏置電壓和探針?樣品間距密切相關,其關系不能以簡單的線性或指數函數來述的結論;然後引進了掃描探針場致加工的電場模型,利用matlab模擬探針與樣品之間的電場強度,分析了掃描探針加工條件包括探針針尖、探針-樣品間距、樣品平以及偏置電壓等對場致氧化物幾何形態的影響。
  4. Compensating different stock removal of the tool in different lens areas is used to control the accuracy in pre - polishing process. then based on preston theory, corrective polishing with small - tools is optimized and the better removal function is obtained. also a parameter related the radius of curvature is introduced and determined to increase the polishing precision, which is improved by experiments

    採用反饋補償的方法解決彈性模拋光對形破壞的問題,以控制其拋光精度;運用preston的拋光原理,對小工具的工作方式和參數進行改進和優化,以改善其拋光精度和效,並獲得了更優的特徵去除函數;提出了被拋光對工具特徵去除函數的影響,引入並確定一與非球各處有關的形調整因子來降低拋光后的形誤差,並從實驗上獲得驗證。
  5. Secondly, the two - dimensional hotibc was applied to the anisotropic coated bor. solutions for bistatic rcs based on a planar hotibc solution were compared to the mom solution or the mie series solution in isotropic case. accuracy and limitations of hotibc imposed by the finite radii of curvature on the bor such as sphere, and discontinues surface curvature such as cone - sphere were investigated

    計算過程和結果與矩量法進行比較,討論了高階張量阻抗邊界條件在表面曲率半徑連續和不連續的三維目標上的應用精度和應用條件; 6 、給出多層介質塗敷平、球結構雷達吸波材料優化設計的統一達式。
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