凹圓邊 的英文怎麼說
中文拼音 [āoyuánbiān]
凹圓邊
英文
coved edge-
Danglars hazarded a look on both sides of the road, and perceived monuments of a singular form, and his mind now recalled all the details morcerf had related, and comparing them with his own situation, he felt sure that he must be on the appian way. on the left, in a sort of valley, he perceived a circular excavation. it was caracalla s circus
騰格拉爾大著膽子向路的兩邊望了一望，看見兩邊都是一式的紀念碑，馬爾塞夫那場冒險的種種細節在他的頭腦裏面盤桓著，他確信自己已被帶上了阿匹愛氏路上，在一塊象山谷似的地方，他看見有一個圓形凹陷的建築物。Underpart lamp stand for cover disc shape, sole concave yield, flat facial ornament runs flowers 5 times, carve and collude and connect with the cloud line in the base
下部燈座為覆圓盤形，足底凹進，座面飾五辦花，底邊刻勾連雲紋。This paper referred to the massive domestic and foreign technical material, elaborated in the sheet forming value simulation theory essential technology in detail, points out when analysis sheet forming question should use the big distortion ball plasticity fem and introduce the application characteristic and the function summarizes of the sheet forming simulation software dynaform. secondly, analyzed the cover forming characteristic, simultaneously introduced the influence cover forming factor in detail : such as ramming direction, the craft addendum surface and the material pressing surface, the radius of convex - concave mold, draw bead, pressure strength, blank size and craft margin and so on. and simulates many typical automobiles cover panel with software : such lateral board, back taillight pedestal and storage cover
其次，分析了覆蓋件成形的特點和要求，同時詳細介紹了影響覆蓋件成形的因素如沖壓方向、工藝補充面和壓料面、凸凹模圓角、拉延筋、壓邊力、坯料尺寸和工藝切口等，並用數值模擬軟體對多個典型的汽車覆蓋件汽車后側圍板、后燈座以及轎車后備箱蓋的沖壓成形情況進行模擬，用模擬結果優化拉延工藝方案，比較了內覆蓋件和外覆蓋件在成形特點和要求的一些異同點，以及常見的起皺、拉裂和回彈、成形不足等缺陷的產生機理和相應對策，重點介紹工藝補充面和壓料面的設計及優化方法，因為拉延是沖壓工藝的關鍵工序，而工藝補充面和壓料面的設計是拉延工序的關鍵，對消除缺陷至關重要。The springback angle increases with the increase of the punch round radius and clearances between the punch and the die while decreases with increase of the blank holder force, sheet thickness, friction coefficient and material hardening exponent
回彈角隨凸模圓角半徑和凸凹模間隙的增大而增大，隨壓邊力、板料厚度、摩擦系數和材料硬化指數的增大而減小。In this paper, through the idea of domain decomposition method and the theory of natural boundary reduction, we study overlapping domain decomposition method and non - overlapping domain decomposition method for elliptic boundary value problems in an infinite domain
本文藉助區域分解思想並基於自然邊界歸化理論，研究無窮凹角區域橢圓邊值問題的重疊型和非重疊型區域分解演算法。Lipoatrophia semicircularis is a rare condition manifested by semicircularly horizontal depressions on the anterolateral aspects of the thighs
摘要半圓形脂肪萎縮是一種罕見疾病，其特徵為位於大腿前及側邊之半圓形水平凹陷。Rims for motorcycles ; part 1 : drop centre rims with cylindrical bead seat
摩托車輪圈.第1部分:帶圓柱體胎邊擋鎖裝置凹式輪輞Abstract : the shapes of non - circular punch and matrix are processed by transferring an arc into a polygon. the method for dies cad system is introduced, which can generate the main view automatically based on the vertical view
文摘:介紹了在沖模cad系統中，採用圓弧多邊形化的方法，對非圓凸模和凹模形狀進行處理，提出了一種根據俯視圖自動生成主視圖的方法。In the algorithm, the convexity - concavity of vertexes and arcs must be identified, and a fast approach for identifying the convexity - concavity of line - arc closed curve is proposed. firstly, the orientation of a closed - curve is determined by constructing a new convex polygon. secondly, by using the orientation of the closed curve the convexity - concavity of vertices and arcs are identified
在演算法實現過程中，由於需要對圓弧和直線段組成的封閉曲線的頂點、圓弧的凸凹性進行判定，本文提出了一個圓弧和直線段組成的封閉曲線凸凹性快速判定方法，該方法首先通過構造一中介凸多邊形求出封閉曲線的方向，然後根據封閉曲線方向確定頂點及圓弧的凸凹性，進而確定封閉曲線的凸凹性。Notch - an indent on the edge of a wafer used for orientation purposes
凹槽-晶圓片邊緣上用於晶向定位的小凹槽。分享友人