The necessary measures from design, construction and maintenance to ensure excellent concrete quality is introduced.

并从设计、施工、养护等方面采取了相应措施，保证了混凝土质量。

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The necessary measures from design, construction and maintenance to ensure excellent concrete quality is introduced.

并从设计、施工、养护等方面采取了相应措施，保证了混凝土质量。

youdao