| 1. | The quality of seismic data varies tremendously .
地震资料的质量变化巨大。 |
| 2. | Problems , such as quality variations , pipe and pneumatic
问题,例如质量变化,管和空气的 |
| 3. | Iron ores - experimental methods for evaluation of quality variation
铁矿.质量变化评价的实验方法 |
| 4. | Quality change of rape seed oil and rape salad oil under high temperature
菜籽油及色拉油在高温下的质量变化 |
| 5. | Isobaric mass - change determination
等压质量变化测定 |
| 6. | Study on changing trends of the air enviromental quality in guangyuan city
广元市城区空气环境质量变化趋势研究 |
| 7. | Various characteristics of air quality during spring festival in hangzhou urban area
杭州市区春节期间空气质量变化特点 |
| 8. | Distribution of negative air ions and its relation to air quality of the yuelu mountain
岳麓山空气负离子及空气质量变化研究 |
| 9. | Visual quality of life in myopia patients after laser in situ keratomileusis
近视准分子激光原位角膜磨镶术后视觉生活质量变化的研究 |
| 10. | Testing of oxidic raw materials and materials - determination of change in mass on ignition
氧化原料和材料的检验.燃烧时质量变化的测定 |
