20 May - World Metrology Day.
20 May metrologists celebrate their professional holiday - representatives of one of the most accurate and necessary branches of knowledge. Этот праздник является признанием значимости профессиональной деятельности специалистов-метрологов всего мира, а также ярким свидетельством того, that ensuring the uniformity of measurements is essential for the economic, scientific, technical and social development of the state. The history of attempts to bring units of measurement of quantities to one system ... Read More »