Bacterial pollution before and after sterilization was compared.
同时对消毒前后的细菌污染情况进行对照。
Bacterial pollution of the indoor air in 124 dormitory bedrooms of a university was investigated by using fallen-plate method.
采用沉降平板法调查了某大学124间学生宿舍空气中的细菌污染情况。
OBJECTIVE To analyse the relationship of storage time of the gauze with the environmental and bacterial pollution after high pressure sterilization.
目的研究高压灭菌凡士林纱布的存放时间、环境与细菌污染之间的关系。
We investigated the condition of bacterial pollution in the air in 126 dormitories of a university by using fallen plate method in May. 1993 and analysed the factors that might cause pollution.
采用沉降平板法调查了某大学126间学生宿舍空气中细菌污染状况，分析造成污染的可能因素。
Bacterial leaching has low cost and little environmental pollution, but low leaching velocity.
细菌浸矿成本低、环境污染小，但浸出速度慢。
In order to apply the biodegradation preparation to control the farmland pesticide pollution, the author isolated a chlorothalonil-degrading bacterial strain TP-D1 from the heavily TPN-polluted soil.
为有效控制因化学农药“百菌清”大量应用而导致的农田土壤和农产品污染问题，本研究开展了该化学农药的微生物降解研究。
In order to apply the biodegradation preparation to control the farmland pesticide pollution, the author isolated a chlorothalonil-degrading bacterial strain TP-D1 from the heavily TPN-polluted soil.
为有效控制因化学农药“百菌清”大量应用而导致的农田土壤和农产品污染问题，本研究开展了该化学农药的微生物降解研究。
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