Factory finished form one. To study the lifespan of industrial sewing machines, using computer control (months) can forecast the cost of maintenance (hundred baht) any use of sewing machines in the plant's number 6 below.
A clothes factory of prefabricated one. Want to study longevity industrial sewing machines were used.Computer control (month) can predict the cost of maintaining the hundred baht (BA) just the data.Sewing machines in the factory hot number 6 machine as follows.