| |||
黏重土壤 | |||
难耕的土地 | |||
重土 | |||
重质土; 致密土 | |||
重黏质土 | |||
重土壤; 黏重黏土 (壤); 黏质土; 黏土质 |
heavy soil : 20 phrases in 9 subjects |
Agriculture | 3 |
Architecture | 1 |
Bridge construction | 1 |
Earth sciences | 1 |
Ecology | 3 |
Engineering geology | 2 |
Hydroelectric power stations | 2 |
Technology | 6 |
Water resources | 1 |