But satellite data shows that Antarctica is losing ice, and from the geological record we know that just a few degrees of warming makes parts of the ice sheets unstable.

而卫星数据表明南极冰架正在融化，从历史记录中，我们得知几度的温度上升就会让部分冰架变得不稳定。

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Some contractors use job log sheets to record chronological job data including specifics from the time the contractor arrives on-site until the time he leaves.

一些承包商采用工作日志单来记录按时间顺序的工作数据，包括从承包商到达现场的时间到离开时间内的明确的情况。

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