ygs67 发表于 2017-12-6 17:05:41

ASTM D4914 D4914M-16

ASTM D4914 D4914M-16 Standard Test Methods for Density of Soil and Rock in Place by the Sand Replacement Method in a Test Pit

admin 发表于 2017-12-7 18:26:36

谢谢您的分享，金币已奖励!
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