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關於表2.15桁架高塔之風力係數,Cf
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YU-HAO WU
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Sep 9, 2018, 10:29:08 PM
9/9/18
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請問是否能在具體說明
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值定義:塔面之實體面積與其總面積?
許先生
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Sep 9, 2018, 11:37:59 PM
9/9/18
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意思是指假設風向由北往南吹
則實體面積則為 由北往南方向實體的投影面積
總面積則為 有北往南方向 最外圍包含的所有面積(包含中間空洞部分)
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