細羅紋機 的英文怎麼說

中文拼音 [luówén]
細羅紋機 英文
fine rib machine
  • : 形容詞1 (條狀物橫剖面小) thin; slender 2 (顆粒小) in small particles; fine 3 (音量小) thin ...
  • : 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...
  • : 名詞(花紋; 紋縷兒) lines; veins; grain
  • : machineengine
  • 羅紋機 : automatic rib machine
  1. 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,在觀層次上,根據蒙特卡抽樣原理,在二維平面上建立了混凝土多邊形隨骨料結構模型,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,得出了裂在基質、骨料及界面的擴展路徑。
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