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ktpa n
goldmin. kilo tons per annum (MichaelBurov); kilotons per year (MichaelBurov); thousand tons per annum (MichaelBurov)
KTPA abbr.
abbr., goldmin. kilo tons per annum (MichaelBurov); kilotons per year (MichaelBurov); thousand tons per annum (MichaelBurov); ktpa (MichaelBurov)