| 1. | In 1848, gold was discovered in california . 1848年在加利福尼亚发现金矿。 |
| 2. | Once they discovered it, a rush for the new gold was on . 他们一旦发现了这种黄金,就会向这新金矿蜂拥而来。 |
| 3. | Those who lived in the mountains had mines of gold and quarries of fine marble . 住在高山里的人拥有金矿和大理石矿。 |
| 4. | He also urged heavy buying of south african gold mining shares, at the time low-priced . 他还劝别人大批买进当时很不值钱的南非金矿股份。 |
| 5. | Copper was reduced from 20 mg/l to below detectable limits by sulfide precipitation from a gold-ore extraction wastewater . 用硫化物沉淀法可将金矿抽提废水中的铜含量从20毫克升降到可检测标准以下。 |
| 6. | Joesting has used the magnetometer to locate gold in alaska, taking advantage of the close association of gold and magnetite in gravels . 乔斯丁利用砾石中金子与磁铁矿密切的共生关系,曾经用磁力仪在阿拉斯加寻找金矿。 |
| 7. | When his father explained to him how the gold was mined, he dreamed that he owned a gold mine and waked to wish that he did . 当他的父亲告诉他黄金是怎样从矿里开出来的以后,他在梦里获得了一个金矿,醒来后就想真的有一个金矿了。 |
| 8. | Genesis of xuyaogou gold deposit in the southwest of henan 豫西南许窑沟金矿成因 |
| 9. | The genesis of the xindian gold deposit in liaoning province 辽宁新甸金矿床成因 |
| 10. | Not that there ain ' t plenty of the real stuff here 这里不会有大量真的金矿石的 |