| 1. | Ignite the magnesium ribbon using a micro burner .
用微型灯点着镁带。 |
| 2. | Magnesium is involved as a cofactor in many enzyme transfers .
镁是许多酶转变的辅助因素。 |
| 3. | Magnesium were employed as cathartics as early as the 16th century .
早在16世纪镁盐被用作泻药。 |
| 4. | In a case of hypomagnesaemia in a cow there is no physical lesion .
一例低镁血症病牛并无器质性损害。 |
| 5. | Mixture of black powder and magnesium has a tendency to segregate .
黑药和镁的混合物具有离析的倾向。 |
| 6. | Evidence on the toxic range of magnesium in the leaves is very meager .
叶片镁含量毒害范围的资料还非常欠缺。 |
| 7. | Forsteritic olivine almost invariably represents primary precipitate material .
镁质橄榄石几乎总是代表了原生沉淀物。 |
| 8. | One of the first reports on toxicity of magnesium was recorded by him in 1814 .
1814年，他首次报道了关于镁的毒性问题。 |
| 9. | The magnesium content of plant tissue is well correlated with the deficiency symptoms .
植物组织镁含量与缺镁症状有密切的相关性。 |
| 10. | It has been suggested that magnesium form a chelated structure with the phosphate groups .
有人指出，镁与磷酸基因能构成螯合结构。 |
