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| Chinese | English |
| 泄漏响应自动管理系统 | automated spill response management system |
| 自然地理 | physical geography The study of the spatial and temporal characteristics and relationships of all phenomena within the Earth's physical environment (研究时间和空间关系的特点，以及地球上一切现象的物理环境。) |
| 自然管理界的公共制度 | public institution of administrative nature Public institution for the management of administrative issues (管理管理问题的公共制度。) |
| 自然资源管理 | management of natural resources Planned use of natural resources, in particular of non-renewable resources, in accordance with principles that assure their optimum long-term economic and social benefits (天然资源，特别是不可再生资源的计划使用，与保证最佳的长期经济和社会效益原则保持一致。) |