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9. 岩石邊坡破壞的防治方法包括:①改變坡向,避免為順向坡 ②坡頂和坡面阻水,同時設置截水溝、跌水溝,在岩盤內打設排水孔 ③削坡 ④擋土及岩錨 ⑤落石棚或與邊坡保持退縮距離 。以上這 5 種防治方法最
問題詳情
9. 岩石邊坡破壞的防治方法包括:①改變坡向,避免為順向坡 ②坡頂和坡面阻水,同時設置截水溝、跌水溝,在岩盤內打設排水孔 ③削坡 ④擋土及岩錨 ⑤落石棚或與邊坡保持退縮距離 。以上這 5 種防治方法最適用於下列何種破壞形態?
(A)圓弧型滑動
(B)平面滑動及楔型滑動
(C)翻轉滑動
(D)逆向坡落石
參考答案
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8. 澎湖主要火成岩的形成年代約為何? (A) 2.58 百萬年 (B) 8 至17 百萬年 (C) 23 百萬年 (D) 39.9 百萬年
下一篇 :
10. 根據挪威地工技術研究所之Barton (1974)指出,岩石品質指標 ( RQD :Rock Quality Designation)係以每一次鑽取的岩心內,各岩心小段超過某特定長度者之長度總
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