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。
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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