Problems are especially common among those who do heavy or frequent manual handling and lifting tasks, whether in manufacturing, construction, meatpacking or nursing care.
问题是类似
，特别是那些
沉重或频繁手
操作和吊装任务人中。
业Problems are especially common among those who do heavy or frequent manual handling and lifting tasks, whether in manufacturing, construction, meatpacking or nursing care.
问题是类似，特别是那些沉重或频繁手操作和吊装任务人中。
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