secondary rock pressure 中文意思是什麼
secondary rock pressure
解釋
二次巖石壓力-
( 8 ) as for the runnel which is located at a karst zone with a high water level, external water load is the main one, and rock pressure is secondary
門)在巖溶富水區隧道地下水水頭較大時,外水荷載是襯砌結構的主要荷載,圍巖壓力相對來說是次要荷載。
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