| Subject | English | Chinese |
| environ. | indicator of environmental quality Qualitative or quantitative parameter used as a measure of an environmental condition, e.g. of air or water quality | 环境品质指标 (评估环境状况的定性定量参数，如评量空气品质或水质。) |
| busin. | indicator of product quality | 产品质量指标 |
| plann. | indicator of quality | 质量指标 |