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| 碳酸钙 CaCO₃ (可作肥料，以中和土壤酸性，亦可作钙质补充饲料); 石灰石 (CaCO₃) | |||
| 碳酸钙 | |||
| 石灰石 | |||
| lime carbonate: 13 phrases in 10 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Desert science | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Engineering geology | 1 |
| General | 1 |
| Metallurgy | 2 |
| Technology | 3 |
| Water resources | 1 |
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