cj/t47-1999
cj/t47-1999, Total:2 items.
The international standard classification for "cj/t47-1999" includes: Water quality in general .
The Chinese standard classification for "cj/t47-1999" includes: Water supply and draining instrument and equipment .
Professional Standard - Urban Construction
- CJ/T 47-2016 Filter underdrain block for water and wastewater treatment
- CJ/T 47-1999 Double-layer ceramic filter bricks used for water
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