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| 41. | radioisotope power supply |
| 放射性同位素电源 |
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| | |
| 42. | C battery C-power supply |
| 栅极电源 |
|
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| | |
| 43. | fabricated electric source |
| 组块电源 |
|
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| | |
| 44. | arc welding electric power supply |
| 电弧焊电源 |
|
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| | |
| 45. | impulsing power source |
| 脉冲电源 |
|
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| | |
| 46. | reference supply |
| 参考电源 |
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| | |
| 47. | external power source |
| 外部电源 |
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| | |
| 48. | constant voltage power supply |
| 恒压电源 |
|
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| | |
| 49. | secondary power supply |
| 副电源 |
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| | |
| 50. | solar energy power source |
| 太阳能电源 |
|
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| | |