Three-dimensional measurement standards The company's measuring instruments and equipment to achieve the management of three-dimensional measurement standards The company has a three-dimensional measu

Three-dimensional measurement standards The company's measuring instruments and equipment to achieve the management of three-dimensional measurement standards The company has a three-dimensional measurement certificates Three levels of measurement are: company, workshop, team, your company if you have a measurement standard instruments can be measured by their own transmission to ensure the accuracy and stability of measuring instruments, no measurement standard is not established, it is necessary to have qualified technical institutions to complete the three levels of *** with the management of the maintenance of apparatus and equipment in normal working order.