Objective: To analysis the effect of disinfecting classroom and train carriages with perglutaric acid and determine the frequency and available dose of this disinfectant in disinfecting public rooms.
目的：通过使用低浓度的过氧戊二酸对教室和火车车厢的空气消毒和效果评价，探讨过氧戊二酸对公共场所空气消毒适用性及消毒作用持续时间。
In Denmark, public health officals have banned Kellogg's from adding iron, calcium, vitamin B6 and folic acid to 18 breakfast cereals and cereal bars.
恠丹麦，厷珙卫甡凯洛格已僸芷苁添伽铁，钙，维甡素b 6啝叶酸臸18早餐谷物啝谷物酒紦。
Metal pollution and mine acid water produced in the mining and mineral processing of metal mines have become two major public dangers to environment.
金属矿采选产生的金属污染、矿山酸性废水已成为两大环境公害。
In the meantime, acid rain received increasing attention from environmentalists and the general public.
同时，酸雨越来越受到专家和公众的关注。
In the meantime, acid rain received increasing attention from environmentalists and the general public.
同时，酸雨越来越受到专家和公众的关注。
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