In the industrial enterprise, the metrological operation is an important fundamental job.It reflects the quality of product and economical developing level of the industrial enterprise,and it is also a kind of productive force."Metrology Ensures Quality","Metrology i.e. Calculating Money",whether in the technology field or in the economics area,the metrological operation plays an irreplaceable part in controlling and reducing their cost and increasing their economical benefit after the industrial enterprises entered into the market.