ygs67 发表于 2016-1-5 09:36:21

ASTM C953-10

ASTM C953-10 Standard Test Method for Time of Setting of Grouts for Preplaced-Aggregate Concrete in the Laboratory

admin 发表于 2016-1-5 16:47:30

谢谢您的分享，金币已奖励！
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