|
81. | natural bitumen |
| 天然地沥青 |
|
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| |
82. | natural watercourse |
| 天然水道 |
|
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| |
83. | naturally alloyed steel |
| 天然合金钢 |
|
|
| |
84. | atmospheric swamp |
| 天然沼泽 |
|
|
| |
85. | pollution of natural water |
| 天然水污染 |
|
|
| |
86. | natural alumina |
| 天然氧化铝 |
|
|
| |
87. | native compound |
| 天然化合物 |
|
|
| |
88. | natural borneol |
| 天然冰片 |
|
|
| |
89. | native conformation |
| 天然构象 |
|
|
| |
90. | earthquake seismology |
| 天然地震学 |
|
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| |