| 1. | Foodstuffs - determination of trace elements - pressure digestion 食品.痕量元素测定.加压分解 |
| 2. | Foodstuffs - determination of trace elements - pressure digestion 食品.痕量元素的测定.加压分解 |
| 3. | Soil quality . extraction of trace elements soluble in aqua regia 土壤质量.溶于王水中的痕量元素的萃取 |
| 4. | Standard practices for extraction of trace elements from sediments 萃取沉积物中痕量元素的标准实施规程 |
| 5. | Elements and trace elements in coal 煤中的元素及痕量元素 |
| 6. | Soil quality - extraction of trace elements by buffered dtpa solution 土质.用缓冲dtpa溶液提取痕量元素 |
| 7. | Method of determination trace elements in mercury cadmium telluride crystal 碲镉汞晶体中痕量元素的测定方法 |
| 8. | Soil quality - extraction of trace elements with ammonium nitrate solution 土壤质量.用销酸铵溶液萃取痕量元素 |
| 9. | Soil quality - extraction of trace elements soluble in aqua regia iso 11466 : 1995 土质.王水中痕量元素溶解萃取 |
| 10. | Leaching characteristics of hazardous trace elements in coal and ash 煤及其燃烧产物中有害痕量元素的淋滤特性研究 |