“ventilation shaft”造句，怎麼用ventilation shaft造句

The model can simulate operation conditions of the tunnel and solve key technical problems of ventilation shaft.

The only signs of life at the visitor centre are bats in the ventilation shafts.

a ventilation shaft through which air enters a mine.

Rock burst prediction for ventilation shaft of Qinling highway tunnel and its countermeasures

Ride the train to the ventilation shaft.

There was a family of cats on the rooftop there, making their home in the ventilation shaft.

In the center of each gallery is a ventilation shaft, bounded by a low railing.