9.2 Hydrometer method

9.2.1 This test method is applicable to the soils no coarser than0.075 mm.9.2.2 The main apparatus shall meet the following requirements.(1) Hydrometer: Hydrometer A: range -5 to 50, sensitive to 0.5;Hydrometer B: range 0.995 to 1.020, sensitive to 0.0002 ......（本文共 5737 字 , 14 张图）     [阅读本文]>>