The invention provides a wall brick, which belongs to the building material field, in particular to a manganese slag lightweight aggregate wall block.

本发明提出的是建材领域的墙体砌块，具体地说是锰渣轻骨料墙体砌块。

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The main properties of the wall brick such as exterior quality, strength character, volume density, the water absorption and dry contractibility satisfied the basic requirements for wall brick.

结果表明：墙体砖中高炉渣掺量可达70%以上，其外观质量、强度性能、体积密度、吸水率和干燥收缩性能等指标均达到或超过砌墙砖的基本要求。

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They say it will be like driving a race car toward a brick wall at one hundred sixty kilometers an hour, hitting the brakes, and stopping less than a meter from the wall.

VOA: special.2010.07.07

"I was saved only by a few feet and about a second going down an embankment and smashing into a brick wall."

VOA: standard.2010.03.04

Located close to tourist hot spots Ipanema and Leblon, it is the largest favela in the city with an estimated 250, 000 residents living in the vertiginous, tight wall of brick and concrete housing that covers the entire hillside.

FORBES: Favela Tourism Provides Entrepreneurial Opportunities in Rio

"Every time I try to talk to somebody I hit a brick wall, " McCabe said.

WSJ: Ref's death a consequence of lack of sportsmanship

If they hit a brick wall they kick and they chase it very well.

BBC: Jeremy Guscott column