題目請教 - 土木
![Necoo avatar](/img/girl5.jpg)
By Necoo
at 2012-09-23T01:42
at 2012-09-23T01:42
Table of Contents
題目是擋土牆的主動土壓力Pa之比較
當背填土為乾砂時和背填土為飽和土壤時
乾砂Pa1/飽和土Pa2之比值
假設符合Rankine的理論
假設土讓之內摩擦角以及牆高皆相同
但是他沒有給乾砂的單位重以及飽合土壤的單位重
這樣子有什麼方法可以去做比較嗎
還是說只是單純的將公式Pa1/Pa2列出來比較而已嗎
--
當背填土為乾砂時和背填土為飽和土壤時
乾砂Pa1/飽和土Pa2之比值
假設符合Rankine的理論
假設土讓之內摩擦角以及牆高皆相同
但是他沒有給乾砂的單位重以及飽合土壤的單位重
這樣子有什麼方法可以去做比較嗎
還是說只是單純的將公式Pa1/Pa2列出來比較而已嗎
--
Tags:
土木
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