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P15⑦容重为2400公斤/米~3。⑧卵石的空隙率为33%。[12]卵石的视比重为2.75克/厘米~3。P32⑦该钢筋属Ⅱ级。P68[15]五种水泥的标号(按表顺序)
P157 has a bulk density of 2400 kg/m3. 8 The porosity of the pebbles is 33%. [12] The apparent density of the pebbles is 2.75 g/cm~3. P327 The steel is in Class II. P68[15] Five cement markings (in order of table)