NF P98-744-4:2009 Road construction and maintenance equipment - On-site calibration and verification of the settings of continuous dosing apparatus of material production plants - Part 4 : dry bulk weighing dosing machine - Belt sampling test
2009NF P98-744-4:2009 Road construction and maintenance equipment - On-site calibration and verification of the settings of continuous dosing apparatus of material production plants - Part 4 : dry bulk weighing dosing machine - Belt sampling test
1996NF P98-744-4:1996 Road construction and maintenance equipment. On-site calibration and verification of the settings of the continuous dosing apparatus of material production plants. Part 4 : dry bulk weighing dosing machine. Belt sampling test.