Surface drying and drying time: surface dry time natural volatile 5-10 minutes;
表干及实干 时间：表干时间自然挥发5-10分钟；
The relations between the time of surface drying and the quantity of curing agent was established.
测定了固化剂用量与涂膜表干时间的关系，表干时间随固化剂用量的增多而减短。
Remove all remaining dust and debris by dry sweeping and then vacuum cleaning after concrete surface drying.
混凝土表面干燥后，先用扫帚扫去地表残留灰尘和杂物，然后用真空吸尘器进一步清洁表面。
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