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Unmolded loosed refractories. Methods for determination of water absorption, apparent density and open porosity of grain materials
Document status: Replaced by GOST 18847-2020
State system for ensuring the unification of measurements. State special standard and state verification schedule for means measuring radiation field parameters of antenna systems with aperture dimensions from 5 to 100 m and of the airborne antennas within the frequency range from 0,3 to 3,0 GHz
Document status: Active
Machine technology tests for plant growing production. Methods of ecological estimation
Document status: Active
Technological equipment. Structure and composition of general technical requirements
Document status: Active
