羅紋方向 的英文怎麼說
中文拼音 [luówénfāngxiàng]
羅紋方向
英文
l. grain direction- 羅 : 羅名1 （捕鳥的網） a net for catching birds 2 （篩子） sieve; sifter; screen 3 （質地稀疏的絲織品...
- 紋 : 名詞（花紋; 紋縷兒） lines; veins; grain
- 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
- 羅紋 : rib; whorl （in fingerprint）羅紋編織法 rib stitch; 羅紋檔 weft streaks; 羅紋機 rib knitting mach...
- 方向 : direction; orientation
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Point embroidery : needling figures diagonally on the cloth. the color change is very delicate. such way of needling is suitable for needling various patterns and flowers
納點繡：在羅底的經緯交叉點的同一方向，對角依次繡出圖案紋樣，色彩變化微妙，適宜繡各種圖案和寫意花卉。At first, ploygon aggregate structure of concrete is randomly generated in two - dimensional plane with monte carlo method on the meso - level. then, the growth process of a crack of concrete 3 - point bending beam specimen is analyzed by fem, according to the criterion of maximum circumferential tensile stress. and the path of crack to spread in mortar, aggregate and interfaces of them is gained by the ultimate fracture criteria in construction standard that the width of crack should not be more than 0. 2mm
首先，在細觀層次上，根據蒙特卡羅隨機抽樣原理，在二維平面上建立了混凝土多邊形隨機骨料結構模型，然後採用有限元計算方法，根據最大周向正應力準則，對三點彎曲梁構件進行了開裂過程的模擬，並以建築規范中構件裂縫小於0 . 2mm的要求為最終破壞標準，得出了裂紋在基質、骨料及界面的擴展路徑。
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