| 1. | Cleavage of secondary bonds can also be responsible for polymer deterioration .
次价键的分裂往往也能引起聚合体劣化。 |
| 2. | Further study is needed before the origin of the covalent bond can be considered a settled question .
需进一步深入研究方能解决共价键的起源问题。 |
| 3. | The resultant ionized bond can be cleaved by a hemi-heterolysis process, affording a cation and a neutral radical .
生成的离子化键能由半异裂的过程而开裂，提供一个正离子和一个中性的游离基。 |
| 4. | In cases of doubt the changes following hydrogenation, bromination or other chemical attack upon the double bond can be studied .
在有疑问时可以研究双键的氢化，溴化或其他化学反应所引起的变化。 |
| 5. | Bonds can be traded on the share market
债券可以在股票市场上交易转让。 |
| 6. | On the other hand , trading individual stocks and bonds can be costly
另一方面，个股及债券交易可能花费很大。 |
| 7. | Yields and prices of existing bonds can change as investors trade them
收益及现有债券的价值在交易过程中会变化。 |
| 8. | On the other hand , trading individual stocks and bonds can be costly
另一方面，进行个人股票，债券交易可能花费很大。 |
| 9. | Yields and express the existence of bonds can change as the investors trade them
当投资者交易时收益和债券的价格会变化。 |
| 10. | Yields and prices of existing bonds can change as investors trade them
当投资人进行交易时，债券的收益与价值是可转换的。 |
