private sewerage

	English	Abb.	学名	日本語	略称
1	private sewerage			私設下水管
2	private sewerage system			浄化槽
3	private sewerage system cleaning business			浄化槽清掃業
4	private sewerage system construction business			浄化槽工事業
5	private sewerage system construction manager			浄化槽設備士
6	Private Sewerage System Law			浄化槽法
7	private sewerage system maintenance manager			浄化槽管理士