Advanced technical ceramics - Methods of test for ceramic powders - Part 9: Determination of untamped bulk density; German version EN 725-9:1997— 5 стр.
Advanced technical ceramics - Methods of test for ceramic powders - Part 9: Determination of untapped bulk density; German version EN 725-9:2006— 9 стр.
Advanced technical ceramics - Methods of test for ceramic powders - Part 9: Determination of untapped bulk density; German version EN 725-9:2006— 9 стр.