Agent: We are short of hands. It is only possible for Stevedores to work in two shifts everyday. Each shift has 4 gangs.

代理：我们缺人手，装卸工每天只能工作两个班。每个工班开4个头。

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Results After near work most subjects exhibit higher tonic accommodatin, the shift of tonic accommodatin in late onset myopia was significant higher then that in other two groups.

结果大多数个体在近距离工作后的瞬间，张力性调节有上升趋势，迟发性近视组的张力性调节位移量高于早发性近视组和正视组。

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The researchers found that a patient's risk of death increased by about two percent for each work shift that was what the researchers categorized as understaffed.

研究人员发现，对于那些医护人员不足的医院来说，每轮班一次，患者死亡的风险就会增加百分之二。

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Two-thirds of the work is done on the latter shift, between 10 PM and 2 AM.

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Chicago firemen currently work a 24-hour shift followed by two days off.

ECONOMIST: Fire services

These two models - one with the week of nights compared to two and three days stints - are commonly used by employers that operate shift or night work.

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