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汉语拼音：kōng xīn zhuān

中心空的砖。这种砖有较好的保暖和隔音性能，用在结构上不承重的部分，可以减轻建筑物的重量并节约材料。

1. 中心空的砖。有较好的保暖和隔音性能，用在不受压力的部分，可减轻建筑物的重量并节约材料。

• When to Western Han Dynasty, the hollow brick can be in vogue, still used in building the grave, in which part is printed with the image.

  至西汉时，空心砖得以盛行，仍多用于筑墓，其中部分印有图像。

• The hydraulic pressure system pushes down the material all together to produce brick of standard, air brick and street brick.

  通过液压系统，将原料压合在一起，形成在建筑中使用的标准砖、空心砖和马路砖。

• A hollow fired clay or concrete block used for building walls.

  空心砖：用粘土或混疑土烧制用于砌墙的空心材料。

• Production Mian Shaozhuan, hollow bricks, aerated concrete, block production line of professional equipment factory.

  是生产免烧砖、空心砖、加气混凝土、砌块生产线设备的专业厂。

• The floors are to be built with hollow tiles or with lightweight aggregate.

  楼板计划用空心砖或轻骨料建造。

• This invention discloses a method for preparing porous bricks and hollow bricks from domestic sewage and industrial Cr slag.

  本发明公开了一种用生活污水和工业铬渣等为原料制备多孔砖、空心砖及制备方法。

• This machine is used to produce solid bricks hollow bricks with great quantities of holes large section in all size of hole style.

  新型制砖机适用于生产实心砖高孔洞率大断面各种孔型的空心砖。

• Porous brick, hollow brick and the same also applied to Datong Coal Group in the construction industry.

  多孔砖、空心砖也应用于大同市和同煤集团的建筑行业中。

• When to Eastern Han Dynasty, the hollow brick reduces suddenly, results in vanishes.

  东汉时，空心砖骤然减少，终至绝迹。