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QC Technician inspector using welding gauge inspection butted weld on plate steel structure in industry fabrication factory. NDT
Engineer or lab staff pointing on instrument calibration in to control the accuracy of measurement error within the range specified by standard. iso iec 17025 laboratory management certified concept.
Technician using virtual touchscreen clicks text: CALIBRATION. Concept of activate calibration, intermediate check or calibration measurement. Industrial calibration operations.
A operator's hand is holding steel calibration weight to place on the analytical balance. Concept of quality control in a laboratory.
The worker selects gauge blocks to obtain the required control size of the part being manufactured and adjusts the measuring tool of a CNC metal-cutting machine.

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