abstraction for potable water supply的用法和样例：
- Install a diaphragm-type expansion tank that is suitable for potable water on the cold water supply line.
- Building valves - Manually operated copper alloy and stainless steel ball valves for potable water supply in buildings - Tests and requirements.
- Building valves - Copper alloy stopvalves for potable water supply in buildings - Tests and requirements - National complement.
- The advances in the control and removal of algae in eutrophic raw water for potable water supply at home and abroad are reviewed in the present paper.