The total number of nurses, the number of nurses per 100 000 population and the opening of previously closed or new heath facilities were recorded.
记录了护士的总数、每100,000人口中的护士人数和之前关闭但又重新运营的医疗机构或新开医疗机构的数量。
Modelling studies suggest that school closure has its greatest benefits when schools are closed very early in an outbreak, ideally before 1% of the population falls ill.
模型研究提示，疫情发生较早时关闭学校带来的益处最大。理想的时机是在不足1%人口患病之前。
Youngstown, a steel town, was devastated when its mills closed: over 30 years it lost more than half its population and thousands of jobs.
钢铁城市杨斯敦在工厂关闭之后就荒芜了：在超过30年的时间里，它的人口数下降了一半以上，损失了数以千计的就业岗位。
I lived for six years in Cumberland, Maryland, a city that had lost more than half of its population since the 1960s, as one manufacturing plant after another closed down.
我在马里兰的康波兰德市生活了六年，自上个世纪60年代以来，这个城市的人口少了一半，一个接一个的工厂关门。
But the heyday is long since over, the mines are closed, and the town population is down to fewer than 200 year-round residents.
但由于这个城市的全盛期已经过去了很久，矿场关闭，城镇的常住人口已经缩减至不到200。
Effects of butralin on 3 major groups of soil microorganism population and soil respiration intensity were studied with cultivation, closed or direct absorption methods in laboratory, respectively.
通过室内培养试验，研究了仲丁灵对土壤中三大类微生物种群动态变化和土壤呼吸强度的影响。
Effects of butralin on 3 major groups of soil microorganism population and soil respiration intensity were studied with cultivation, closed or direct absorption methods in laboratory, respectively.
通过室内培养试验，研究了仲丁灵对土壤中三大类微生物种群动态变化和土壤呼吸强度的影响。
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