For building functional materials, the thing that customer and user care about should be focused when making product standard.
对于建筑功能材料，产品标准的制定应基于消费者和使用者的关注点，对整个产品系统的性能做出要求。
For building functional materials, the thing that customer and user care about should be focused when making product standard.
对于建筑功能材料，产品标准的制定应基于消费者和使用者的关注点，对整个产品系统的性能做出要求。
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