сужая сферу производства, предприят

сужая сферу производства, предприятия становятся специалистами в своей области и уменьшают затраты

Результаты (английский) 1:

narrowing the scope of production, enterprises have become specialists in their field and reduce costs

Результаты (английский) 2:

narrowing the sphere of production, by becoming experts in their field and reduce costs

Результаты (английский) 3:

Narrowing the scope of production, enterprises are becoming specialists in their field and reduce costs