GOST 12489-71

Air transport. Aviation techniques non-destructive testing. Qualification and approval of personnel. General principles

gauges for tapes threads of valves and gas-bags. Tolerances

State system for ensuring the uniformity of measurements. Requirements for the competence of providers of proficiency testing for test laboratories by interlaboratory comparisons

Wood. Method for determination of density

Noise of machinery. Determination of emission sound pressure levels at a work station and at the other specified positions in an essentially free field over a reflecting plane

Information and communication technologies in education. Electronic learning resource metadata. General regulations