延安黄土丘陵沟壑区山坡防蚀道路技术体系及指标

延安黄土丘陵沟壑区山坡防蚀道路技术体系及指标的英文翻译

基本释义

• The system of building technology and quota of anti-erosion road in hill-gully areas of Loess Plateau in yan'an