artificial soil
| freezing method
| artificial soil | |
| chem. | 人造污垢 |
| eng.geol. | 人工填土 |
| tech. | 人工土壤 |
| freezing method | |
| bridg.constr. | 冻结法; 冻结施工法 |
| refrig. | 冷冻方法 |
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| 人造污垢 | |||
| 人工填土 | |||
| 人工土壤 | |||
| 人工污垢 | |||
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artificial soil : 9 phrases in 5 subjects |
| Agriculture | 2 |
| Chemistry | 2 |
| Desert science | 1 |
| Refrigeration | 1 |
| Technology | 3 |