| 1. | The earth's atmosphere is an invisible gaseous envelope .
地球的大气是一个看不见的气体包围圈。 |
| 2. | The element hydrogen comprises 90% of the matter in gaseous nebulae .
元素氢占气体星云物质的90。 |
| 3. | The element hydrogen comprises 90% of the matter in gaseous nebulae .
元素氢占气体星云物质的百分之九十。 |
| 4. | The most ambitious programs have considered nearly three hundred gaseous molecular species .
最庞大的程序已经考虑了近三百种气体分子。 |
| 5. | Compound m is a gaseous hydrocarbon and on combustion yields carbon dioxide and water .
化合物M是一种气态的烃，燃烧时生成二氧化碳和水。 |
| 6. | Previously, gaseous fluorides resulting from this process were discharged directly into the atmosphere .
过去，由此生成的气态氟化物直接排入大气。 |
| 7. | The gaseous weapon residues are then vented through the hollow central portion of the water column .
这时气态的炸弹剩余物将通过水柱中央喷到大气中。 |
| 8. | The rings cannot be gaseous in that they reflect sunlight and radar signals far too well .
环不可能是气态的，因为他们把阳光和雷达信号反射得十分清楚。 |
| 9. | Precise thermodynamic equilibrium may never be achieved in a microscopic realm within gaseous nebulae .
精确的热动平衡永远不会在气体星云的一个微观范围内达到。 |
| 10. | Planetary nebulae are a type of isolated gaseous nebulae possessing a fair degree of bilateral symmetry .
行星状星云是一类孤立的气体星云，具有相当程度的双侧对称性。 |
