Во многих фирмах можно обменять вещ

Во многих фирмах можно обменять вещь на новую нужного размера
может не подойти размер,в некоторых фирмах предусмотрен обмен на нужный размер,но обмен вещи занимает много времени. Качество вещей очень сложно оценить

Результаты (английский) 1:

In many firms can be exchanged for a new thing is the size you want may not be suitable in size, some firms provided for Exchange for correct size, but the exchange of things takes time. Quality of the things are very difficult to assess

Результаты (английский) 2:

In many firms can be exchanged for a new thing right size
may not fit the size, in some firms provided exchange for the right size, but the exchange of things takes time. The quality of things are very difficult to assess

Результаты (английский) 3:

In many firms you can exchange it for a new desired size
may not fit the size, in some firms provided an exchange on the size,but exchange of things takes a long time. The quality things are very difficult to assess