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山區道路邊坡崩塌防治工法最佳化研究(一) - 國家災害防救科技中心

山區道路邊坡崩塌防治工法最佳化研究(一) - 國家災害防救科技中心

山區道路邊坡崩塌防治工法最佳化研究(一) - 國家災害防救科技中心

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ock trap <br />

<br />

<br />

<br />

rock traps<br />

<br />

handing-over notes<br />

<br />

6.2.2 <br />

<br />

<br />

<br />

<br />

<br />

chevron<br />

drains <br />

Chunamed stone-pitched<br />

<br />

berm<br />

<br />

crest<br />

toe<br />

<br />

small benches <br />

<br />

6.2.3 <br />

<br />

U open<br />

concrete-lined U-channels<br />

<br />

<br />

217

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