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| 41. | horizontal, which is characterized by fast starting, low heat inertia, good isolation and high heating efficiency |
| 炉子加热启动快,热惯性小,保温效果好,热效率高。 |
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| 42. | voltage efficiency |
| 电压效率 |
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| 43. | engine efficiency |
| 发动机效率 |
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| 44. | storage efficiency |
| 存储效率 |
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| 45. | phosphor efficiency |
| 磷光效率 |
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| 46. | theoretical efficiency |
| 理论效率 |
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| 47. | transmitting efficiency |
| 发送效率 |
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| 48. | volume efficiency |
| 体积效率;容量系数;声量效率 |
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| 49. | transformation efficiency |
| 转化效率 |
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| 50. | beam efficiency |
| 波束效率 |
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