土洞
- n.earth cave
- 网络soil cave; karstic earth cave; soil hole
土洞土洞
earth cave
软土及土洞,soft ground and... ... ) soil cavity 土洞 ) earth cave 土洞 ) soft soil and mud foundation 软土及泥沼地基 ...
soil cave
软土及土洞,soft ground and soil... ... ) soil hole 土洞 ) soil cave 土洞 ) soil cavity 土洞 ...
karstic earth cave
地质工程专业常用英文词汇_下载_岩土工程 ... 落水洞 sinkhole 土洞 Karstic earth cave 1地形地貌 geographic and geomorphic ...
soil hole
软土及土洞,soft ground and soil... ... ) soft ground and soil cavity 软土及土洞 ) soil hole 土洞 ) soil cave 土洞 ...
soil cavity
软土及土洞,soft ground and soil... ... ) soil cave 土洞 ) soil cavity 土洞 ) earth cave 土洞 ...