subbase
| layer
| subbase | |
| bridg.constr. | 底层; 地基; 基础下卧层 |
| bridg.constr. од. | 底基层 |
| oil | 基层下卧层 |
| oil од. | 基层下层 |
| layer | |
| gen. | 层次 |
| anim.husb. | 蛋禽; 产蛋母鸡; 产蛋鸡 |
| forestr. | 插支 |
| horticult. | 压条; 压枝 |
| hydroel.st. од. | 层 |
| soil. | 土壤层次 |
| |||
| 底，副基层; 底盘座; 辅助机场〔基地〕 | |||
| 数学子基 | |||
| 底层; ★ 底基层; 地基; 基础下卧层 | |||
| 基底; 基层; 底座 | |||
| ★ 基层下层; 基层下卧层 | |||
| 底基 (层); 基床; 土基; 底盘座; 踢脚板; 墙裙板; 路面底层; ★ 副基层 | |||
| ★ 子基 | |||
|
subbase : 61 phrases in 9 subjects |
| Agriculture | 1 |
| Architecture | 2 |
| Bridge construction | 1 |
| Construction | 2 |
| Ecology | 3 |
| Engineering geology | 2 |
| Hydroelectric power stations | 3 |
| Technology | 46 |
| Telecommunications | 1 |