Fw: [問卦] D3 為何為神隱這麼久原因嗎?
※ [本文轉錄自 Gossiping 看板 #1FiX5Ao_ ]
作者: htc3d (錯愛) 看板: Gossiping
標題: [問卦] D3 在建築業神隱嗎?
時間: Tue May 15 16:18:16 2012
為什麼建築跟土木中鋼筋號數D3會神隱?
難道有什麼暗黑 面不為人知
最近小弟研究發現鋼筋號數排列方式 其實有D3存在
稱號 標示代號 標稱直徑 標稱面積
D3 #1
D7 #2
D10 #3 9.53 0.7133
D13 #4 12.7 1.267
D16 #5 15.9 1.986
D19 #6 19.1 2.865
D22 #7 22.2 3.871
D25 #8 25.4 5.067
D29 #9 28.7 6.469
D32 #10 32.2 8.143
D36 #11 35.8 10.07
D39 #12 39.4 12.19
常見鋼筋號數最小為3號鋼筋也就是俗稱#3 換算成鋼筋代碼就是D10
簡單計算方式:D10 = #3 *3 + 1
D13 = #4 *3 + 1
D16 = #5 *3 + 1
D19 = #6 *3 + 1
D22 = #7 *3 + 1
D25 = #8 *3 + 1
D29 = #9 *3 + 2
D32 =#10 *3 + 2
D36 =#11 *3 + 3
D39 =#12 *3 + 3
由此可以反推
D3 = #1 *3 + 0
D3到底為什麼不被鋼筋界接受? 有人知道這方面八卦嗎?
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為了反D3而反D3? 我是很認真問鋼筋D3 真沒人知道D3卦嗎?
※ 編輯: htc3d 來自: 210.69.84.240 (05/15 16:33)
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