Point lookups are useful, but the operation you'll reach for more often is a range query: give the tree a rectangular region and retrieve every point inside it, without scanning the entire dataset.
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Immediately after Fincke's medical event, NASA officials said they wouldn't name the affected astronaut, citing medical privacy concerns. During a news briefing the next day, NASA's chief health and medical officer J.D. Polk said the incident wasn't an injury in the course of work, though he stopped short of saying whether it was some other kind of injury.
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第一百三十三条 出租人在约定的受载期限内未能提供船舶的，承租人有权解除合同。但是，出租人将船舶延误情况和船舶预期抵达装货港的日期通知承租人的，承租人应当自收到通知时起四十八小时内，将是否解除合同的决定通知出租人。