The wall energy saving standard can be reached or exceeded by adopting check block type self-cladding technique for exterior insulation of cast-in-situ reinforced concrete shear wall.

采用阻推块型外保温自挂板技术对现浇钢筋混凝土剪力墙进行外保温，使其达到并超过墙体节能标准要求。

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It specializes in producing concrete multi-hole bricks, standard bricks and various ground block bricks etc.

专业生产混凝土多孔砖，标准砖以及各种路面砌块砖等。

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After the 1968 Ronan Point tower block partial collapse in London, in which four people died, new British Standard Structural Design Codes for concrete were introduced to prevent it happening again.

BBC: WTC collapse forces skyscraper rethink