So the suggestions of the concrete and mortar to be tested after 7 days and the epoxy resin mortar to be tested after 3 days are given.

因此，对混凝土﹑水泥砂浆建议在7天龄期后进行测试，对环氧树脂砂浆建议在3天龄期后进行试验。

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So the suggestions of the concrete and mortar to be tested after 7 days and the epoxy resin mortar to be tested after 3 days are given.

因此，对混凝土﹑水泥砂浆建议在7天龄期后进行测试，对环氧树脂砂浆建议在3天龄期后进行试验。

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