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| 81. | push-button aircraft |
| 无人驾驶航空器 |
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| 82. | push ahead with |
| 1.推进;推动 |
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| 83. | push button-timer |
| 按钮定时器 |
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| 84. | push-button station |
| 按钮式控制站 |
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| 85. | push feed drilling |
| 自动给进钻进 |
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| 86. | push-bar conveyor |
| 推杆输送机 |
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| 87. | push rod spring |
| 手把杆弹簧 |
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| 88. | push-button mining |
| 按钮控制开采 |
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| 89. | push type connector |
| 推入式连接器 |
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| 90. | push-button tuner |
| 按键式调谐装置 |
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