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１９９９年，对阿城市２００所乡镇卫生院（所）配药室空气用平板沉降采样，物体表面与人员手用棉拭涂抹采样，检测细菌污染。结果，空气细菌总数超标（＞５００ｃｆｕ／ ｍ３）率为 ２７．４％（ ５４／ １９７）；配药台与护士手细菌总数超标（＞１０ ｃｆｕ／ｃｍ２）率分别
In 1999, 200 towns and township hospitals in the city of Aocheng (the) dispensing room air with flat sedimentation sampling, the surface of the hand and staff hands with cotton swab smear sampling, detection of bacterial contamination. As a result, the total airborne bacteria exceeded the standard (> 500 cfu / m3) by 27.4% (54/197)