大体积防水混凝土结构是地下防水工程中的主要防水屏障，其技术难点是如何控制混凝土温度裂缝。
Mass waterproof concrete structure is a main waterproof barrier of underground works. Its technical crux is how to control temperature cracking of the concrete.
公司具备国家级防水资质，可从事公路、铁路、民用建筑、地下工程、市政工程等行业的防水工程。
Companies with national qualification, can be engaged in waterproof highways, railways and civil construction, municipal engineering of underground engineering, the waterproof project etc.
公司具备国家级防水资质，可从事公路、铁路、民用建筑、地下工程、市政工程等行业的防水工程。
Companies with national qualification, can be engaged in waterproof highways, railways and civil construction, municipal engineering of underground engineering, the waterproof project etc.
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