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二氢键
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二氢键
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dihydrogen bond
二氢键
二氢键可以表示为X—Hδ+…δ-H—Y,其中X为电负性比氢大的元素(F、O、N、C等),Y是电负性比氢小的元素(Al、Si、B、Ga、Ir、Mo、Mn、Os、Re、Ru、W等),不同于常规氢键,Y—Hδ-中的氢原子是质子的受体。
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radar display
radar display and control terminal
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radar electronic warfare reconnaissance
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radar exploration of the upper atmosphere
radar feeder system
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Radar Handbook
radar homing guidance
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radar imaging
radar imaging and identification
radar imaging reconnaissance satellite
radar infrared homing combined guidance
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radarjamming countermeasures
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radar mapping
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radar meteorology
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