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１９９７年，对玉溪市５所医疗保健单位的室内空气，用普通营养琼脂平板沉降法采样检测，以Ⅱ类区细菌总数≤２００ｃｆｕ／ｍ３、Ⅲ类区者≤５００ｃｆｕ／ｍ３为合格。对物体表面与人员手用涂抹法采样检测，以Ⅱ类区细菌总数≤５ｃｆｕ／ｃｍ２、Ⅲ类区者≤１０ｃｆｕ／...
In 1997, the indoor air of five medical units in Yuxi city was sampled and tested by ordinary nutrient agar slab sedimentation method. The total number of bacteria in type Ⅱ was ≤200cfu / m3, and those in type Ⅲ were ≤500cfu / m3. On the surface of the object and the staff hand smear sampling test to class Ⅱ total bacterial count ≤ 5cfu / cm2, Ⅲ class area ≤ 10cfu / ...