At the core of Wright's system was a standardized 4x12x24-inch concrete or glass block with concave edges.

Wright系统的核是一个标准化的4x12 x 24英寸的带凹面的混凝土或玻璃砖块。

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At the core of Wright's system was a standardized 4x12x24-inch concrete or glass block with concave edges.

Wright系统的核是一个标准化的4x12 x 24英寸的带凹面的混凝土或玻璃砖块。

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