１９９７年９～１０月，对我部医院与气象室微机键盘进行了微生物污染调查。采样时，用沾无菌生理盐水棉拭在采样板框内往返涂抹３次。将棉拭放入装有１０ｍｌ无菌生理盐水的试管内，振摇洗下微生物。取洗脱液，在普通营养琼脂平板上划线接种，检测细菌总数。另以乳糖管发... From September to October 1997, a microbial contamination investigation was conducted on the computer keyboard of the Ministry of Health Hospital and the Meteorological Office. Sampling, with a dip of sterile saline wipe back and forth in the sampling plate frame coated 3 times. Put the cotton swab in a test tube containing 10 ml of sterile saline and shake to wash the microorganisms. Take the eluate, streaked in the ordinary nutrient agar plate, the total number of bacteria. Another lactose tube hair ...