During recent years, granite has been widely adopted for external wall' s facing blocks and decoratives.

近几年来，花岗石已广泛用于外墙饰面，但还存在不少问题， 如采用旧的安装工艺导致变色；

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During recent years, granite has been widely adopted for external wall' s facing blocks and decoratives.

近几年来，花岗石已广泛用于外墙饰面，但还存在不少问题， 如采用旧的安装工艺导致变色；

youdao