兰州市居室内空气微生物监测与评价

Microbe Monitoring and Their Evaluation in the Resident Indoor Air of Lanzhou City

本文记述兰州市居室内空气中微生物本底状况,探讨了微生物污染因素和分布规律,微生物与化学、物理污染物的关系,评价了污染现状。找出污染特点是夏季大于冬季,室外大于室内,第三类房(平房、无暖气、燃煤)>第二类房(楼房、无暖气、燃煤)>第一类房(楼房、有暖气,使用液化气)。每日的污染规律是早、晚高,中午低。

The basic microbe in the resident houses of Lanzhou city has been studied in the text. Discussion has also been conducted on the subjects such as the factors of microorganism pollution and its distribution laws, the relationship between microbe pollution and chemical and physical Pollution. Present microbe pollution situation of the city has been evaluated and the regular Pollution pattern is characterized as follows: summer is severer than winter, outside door is severer than inside, the third class houses ( singles-torey, no heating system, using coal as fuel ) is severer than the second class houses ( storied buildings, no heating system, using coal as fuel ) , and the pollution in the second class houses are severer than in the first class Louses ( storied buildings with heating system, using gas as fuel).The pattern of a day is that the morning and the evening are severer but the noon is less.