| 1. | It must be cooled to its liquefaction temperature .
它必须冷却到其液化温度。 |
| 2. | They turned on two additional main coolant pumps .
他们又启动了两台主冷却泵。 |
| 3. | There is a rainbow in its cooling vapours .
在它的逐渐冷却的水汽中出现一条彩虹。 |
| 4. | Technetium was discovered in certain cool stars .
锝是在一些冷却的星体上发现的。 |
| 5. | Cooling between stages is necessary .
各段之间需要冷却。 |
| 6. | When water is made cold enough, it turns into ice .
水被冷却到一定程度时就结成冰。 |
| 7. | It is advisable to apply a coolant .
建议应用冷却剂。 |
| 8. | After cooling, the emulsion flows into a centrifuge .
冷却后，乳状液流入离心分离机。 |
| 9. | A gas is cooled by expansion and heated by compression .
气体膨胀时冷却，压缩时变热。 |
| 10. | Melted metal is poured into a mold to harden into shape .
熔化之金属倒入模子中以冷却成形。 |
