疫苗损耗系数
Vaccine loss factor
以上为机器翻译结果,长、整句建议使用 人工翻译 。
四种疫苗平均损耗系数在不同地域类型有显著差异:城市最低(1.70),沿海农村(1.82)次之,山区农村(2.19)最高;
The loss coefficient of four vaccines in varied geographical areas were different, the highest (2.19) in mountain areas, the lowest (1.70) in cities, and the medium (1.82) in the coastal towns.
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