
Methods of test for dense shaped refractory products?- Part?1: Determination of bulk density, apparent porosity and true porosity; German version EN?993-1:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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,German Institute for Standardisation (Deutsches Institut für Normung)" />
Methods of test for dense shaped refractory products?- Part?1: Determination of bulk density, apparent porosity and true porosity; German version EN?993-1:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻