ygs67 发表于 2016-1-4 13:42:54

ASTM C1064 C1064M-12

ASTM C1064 C1064M-12 Standard Test Method for Temperature of Freshly Mixed Hydraulic-Cement Concrete

admin 发表于 2016-1-4 18:53:23

谢谢您的分享，金币已奖励！
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