|
|
| 91. | natural siliceous sand |
| 天然石英砂 |
|
|
| | |
| 92. | natural gas main |
| 天然总管 |
|
|
| | |
| 93. | natural hydrocarbons |
| 天然碳氢化合物 |
|
|
| | |
| 94. | natural uranium concentrate |
| 天然铀浓缩物 |
|
|
| | |
| 95. | natural isotopic |
| 天然同位素 |
|
|
| | |
| 96. | natural radionuclides |
| 天然放射性核素 |
|
|
| | |
| 97. | natural medicine |
| 天然药物 |
|
|
| | |
| 98. | natural thickener |
| 天然增稠剂 |
|
|
| | |
| 99. | natural monuments |
| 天然纪念物 |
|
|
| | |
| 100. | natural ventilator |
| 天然通风器 |
|
|
| | |