IATE-1620632

Subject Field	unknown
Is Reference of	Avenamiento subterráneo-es#Sense
	Αποστραγγιστήριον,οχετός αποστραγγίσεως-el#Sense
	Drain-fr#Sense
	Salaoja-fi#Sense
	Drenaggio-it#Sense
	Dreno cego-pt#Sense
	Drainering-nl#Sense
	Droogleggen-nl#Sense
	Dreno oculto-pt#Sense
	Drän-de#Sense
	Blind drain-en#Sense
	Faskingrøft-da#Sense
	Täckdike-sv#Sense