The optimization design of the filter core structure for the respiratory exhalation contamination control device 呼吸机排气滤毒消毒装置滤芯结构优化设计
5.
Disinfection - steam disinfection - apparatus - part 7 : structural requirements and requirements on service supply 消毒.蒸汽消毒装置.第7部分:结构要求和提供服务要求
6.
The commissioning of a disinfection unit at the wastewater treatment facility for clear water bay second beach in early 2002 has also brought about improvements 2002年初,清水湾第二湾污水处理设施的消毒装置正式启用,进一步改善了泳滩的水质。