関連ワード:
give an example each of primary secondary and tertiary sector give one example each of primary secondary and tertiary sector give two examples each of primary secondary and tertiary sector give an example of primary secondary and tertiary sector give 5 examples of primary secondary and tertiary sector each give an example of interdependence between primary secondary and tertiary sectors give an example of independence between primary secondary and tertiary sector give an example of interdependence between primary secondary and tertiary sectors class 6 give an example of interdependence between primary secondary and tertiary sectors flow diagram give one example of primary secondary and tertiary sector
