该产品使用前须摇匀，然后用喷壶喷于石材表面（每次操作面积大约3至5平米）；

Shake up it before using. Then spray it on the stone surface with a sprinkling can. (Each operation covers about 3 to 5 square meters);

youdao

该产品使用前须摇匀，然后用喷壶喷于石材表面（每次操作面积大约3至5平米）；

Shake up it before using. Then spray it on the stone surface with a sprinkling can. (Each operation covers about 3 to 5 square meters);

youdao