她说，工作太辛苦，食物太简陋，屋里没有灯，不洁净等等都是危险的，都会导致疾病。
She spoke about the dangers of working too hard, of eating poor food, of houses without light, of dirt and other causes of disease.
对空载、配置有传统无影灯及中空式LED无影灯的手术室的洁净气流流场三维建模并进行数值模拟。
The clean flow field in operating room which is equipped with no-lamp, traditional shadowless lamp or hollow led shadowless lamp is modeled in three-dimensional and numerically simulated.
结论：提高输液瓶洁净度是提高灯检合格率的关键。
Conclution: to raise the clean degree of the fluid infusion bottles is the key to raise the rate of qualified.
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