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| 41. | Efficient use of refinery gas for this application required recovery of the lower level heat by convection-type |
| 在这一方面高效地应用炼厂气需要通过对流型热传递采得热力较低的热量。 |
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| 42. | Two years after that, another dentist publicly demonstrated the use of the gas, either, as a way to reduce |
| 又过了两年，另一位牙医公开宣布使用气体??乙烯，也可以缓解疼痛。 |
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| -- 来源 -- 交互式慢速英语-夏季号 - Dental Health (II) |
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| 43. | gas laser-that is, to invert the population in the states that give rise to light amplification-is to use |
| “发射”气体激光（也就是反转能产生光放大的那些状态的粒子数）的最普通方法是运用气体放电。 |
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| 44. | Use of ammonia gas: fertilizer and various ammonia containing compound, various amidogen, acyl and other |
| 氨气用途：化肥和各种含氨化合物。各种胺基、酰基、硝酸和各种含氨制试剂（炸药）等。 |
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| 45. | ROYCO889 is a synthetic-based lubricant formulated for use in gas compression applications that require |
| ROYCO 889是一种合成型的润滑油，专门设计用于需要宽工作温度范围且能最大程度上减少润滑油与气体反应的气体压缩过程。 |
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| 46. | ) In sum, it seems better for the environment to use natural gas to make electricity for the grid and |
| 总而言之，利用天然气发电来供应高压输电网所需，并节约用煤量，比将天然气转化为氢气以节省汽油而言，对环境似乎更有助益。 |
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| 47. | The government has expressed its support for the further use of natural gas for power generation and |
| 政府已表示支持多使用天然气，供发电和家居之用。 |
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| 48. | The project will make this area to use natural gas as main fuel. |
| 即将建设的广东省LNG接收站工程将接收来自澳大利亚等国的液化天然气 ,从而使珠江三角洲地区逐步成为以天然气为主要燃料的地区。 |
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| 49. | First,the use producer gas generator may enhance the thermal efficiency,also the coal burning full,may |
| 首先，使用煤气发生炉可以提高效率，且煤燃烧充分，可降低能源消耗，与直接燃煤相比，可降低消耗20-40％。 |
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| 50. | theoretical inference and calorific value calculation method, theoretical economic ratio of making use |
| 文摘:采用理论推导和热值计算法，可求出使用丙烷气的理论节约率。 |
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