TY JOUR TI CALCULATION METHODS OF VARIABLE PRESSURE-DROP FLOWMETERS ACCURACY IMPROVEMENT KW pressure differential flowmeter KW measurement uncertainty KW modifying factors. JO Scientific Papers Collection of the Angarsk State Technical University AU Il'ina, I.L. AU Noskova, A.I. PY 2020 IS 2018 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»