| 1. | For a pure liquid or solid phase, x, the activity is defined as unity .
对于纯液相或纯固相，X，其活度为1。 |
| 2. | In order to overcome this deficiency, the concept of activity or effective concentration was advanced .
为了克服这一缺点，提出了活度或有效浓度的概念。 |
| 3. | Rough calculations obtained by use of molar concentrations rather than activities are sufficient .
根据克分子浓度而非根据活度得到的粗略计算结果即可满足要求。 |
| 4. | The measurement of activity product of thiamine nitrate
硝酸硫胺活度积常数的测定 |
| 5. | Soil cadmium activity model and its controlling phases
土壤镉活度模型与控制相研究 |
| 6. | High activity cobalt - 60 sealed radioactive sources
高活度钴- 60密封放射源 |
| 7. | Activity interaction coefficients in mn - fe - c melts
熔体活度相互作用系数 |
| 8. | Method for determination of water activity of food
食品水活度测定方法 |
| 9. | Verification regulation of radioactivity meter
放射性活度计检定规程 |
| 10. | Determination of lipolytic activity of lipase for industrial use
工业用脂肪酶解酯活度的测定 |
