The bacterial count was cultured and compared between the two groups.
结果观察组氧疗用品细菌检出率明显低于对照组。
After discontinuation of use of photocatalyst, the bacterial count in air returned to the original level.
停止使用光催化剂之后，空气中细菌数恢复到原来水平。
A chemical method for fast detection of the total bacterial count in a specific water system has been investigated.
建立了一种快速测定特定水体中细菌总数的化学方法。
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