求翻译：克拉玛依市HFMD防控形势严峻，防控工作应以托幼儿童和托幼机构为重点，并根据不同季节及不同地区的流行状况适当调整防控策略。是什么意思？

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Karamay City HFMD grim situation, and prevention and control work of prevention and control should be in a child-care children and child-care institutions, and in accordance with a focus on different areas and different seasons of prevention and control strategies appropriate adjustment epidemiologi

Karamay city HFMD guards against controls the situation to be stern, guards against controls the work to be supposed take the day care child and the preschool as a key point, and guards against according to the different season and the different local popular condition appropriate readjustment contr

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