“under developed”可以造什么句，under developed造句

The photoelectric instrument of on line measurement for textile preshrunk ratio has been designed in order to change this under developed status.

We have in China both rich cities in the coastal regions and under developed poor regions in the west of the country.

There are many poor kids who can't afford to go to school. Our medical assurances are really under developed. And the Olympics requires a large financing.

And franchise chain is under developed. Franchise operating is a mode that can rapidly copy the successful experience of others.