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81. | steering stress |
| 操纵应力 |
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82. | control surface deflection |
| 操纵面偏度;操纵面偏转 |
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83. | Many actors have influence on water inrush from the floor, of them the geological conditions of the floor are the most important. |
| 底板突水与否取决于多方面影响,其中最重要的是煤层底板条件。 |
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84. | hands-off control |
| 放手操纵 |
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85. | The key of the coal mining above confined aquifers is to understand the water resistion ability of the coal seam floor. |
| 承压水上采煤的关键问题是煤层底板是否能有效地阻止底板高压水突出。 |
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86. | turning-over board |
| 翻箱板,造型平板,底板 |
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87. | a diamond in a gold setting |
| 镶在金质底板上的钻石 |
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88. | To play the market |
| 操纵市场 |
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89. | retractable floor |
| 可收缩的铲斗底板 |
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90. | emergency maneuver |
| 应急操纵 |
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