大庆市环境监测站；大庆市卫生防疫站
daqing environmental monitoring station
大庆石油化工总厂环保监测站
daqing petrochemical complex
environmental monitor station
大连市环境监测站
dalian environmental monitoring station
大连石化公司安全环保处监测站
dalian petrochemical company
Department of Safety and Environment Protection
大理州环境监测站
Dali Environmental Monitoring station
慈溪市环境保护监测站
cixi environmental monitoring station
成都市双流县环境监测站
chengdu shuangliu environmental monitoring station
成都市城市排水监测站
chengdu municipal drainage monitoring centre
chengdu sewage treatment plant
昌吉回族自治州环境监测站
changji environmental monitoring station
测站造标
construction of station and signal