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71. | layer built cell |
| 分层电池 |
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72. | compact battery |
| 小型电池 |
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73. | low-voltage battery |
| 低压电池 |
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74. | accumulator watch |
| 电池手表 |
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75. | energy paper |
| 纸片电池 |
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76. | microorganism battery |
| 微生物电池 |
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77. | high energy batteries |
| 高能电池 |
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78. | portable battery |
| 便携电池 |
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79. | photochemical cell |
| 光化电池 |
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80. | specific gravity cell |
| 比重电池 |
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