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TC-105CASTM塑料表觀密度儀TC-105C 產(chǎn)品型號(hào)：TC-105C ASTM D1895表觀密度測試儀 符合標(biāo)準(zhǔn)：依據(jù)ASTM D1895 03 Standard Test Methods for Apparent Density, Bulk Factor, and Pourability of Plastic Materials 1 ； Apparatus for Apparent