WebSulphur dioxide (SO 2) is a colourless gas with a characteristic and irritating smell. This odour is perceptible at different levels depending on the individual's sensitivity, but is generally perceived between 0.3-1.4 ppm and is easily noticeable at 3 ppm (Baxter, 2000; Wellburn, 1994). SO 2 is non-flammable, not explosive and relatively stable. Web标准名称:db6101/t 3095-2024 写字楼物业管理服务规范 文件格式:pdf. 标准大小:426.9 kb. db6101/t 3095-2024 写字楼物业管理服务规范简介:. db6101/t 3095-2024 写字楼物业 …
GB 3095-1996 Ambient air quality standard (English Version)
WebGB 3095—2012 3.3 10 pm) particulate matter (PM10) 3.4 2.5 grn) particulate matter (PM25) 2.5 3.5 lead 3.6 (BaP) 3.7 fluoride 3.8 I I-hour average 3.9 8 8-hour average 3.10 24 24 … WebGB 3095-1996 English Version - GB 3095-1996 Ambient air quality standard (English Version): GB 3095-1996, GB/T 3095-1996, GBT 3095-1996, GB3095-1996, GB 3095, … teases clue
GB 3095-1996 環境空氣質量標準 - 維基文庫,自由的圖書館
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