TY JOUR TI Metrological aspects of pre-flight anti-icing procedures for civil aircraft KW aircraft KW unity of measurements KW metrological support KW icing KW traceability KW anti-icing fluid KW metrological risk JO The world of measurement AU Bogoyavlenskiy, A.A. PY 2019 IS 2019 PB Advertising and Information Agency "Standards and quality»