数以万计的花岗岩块石，或挺立于绝顶之巅，孤悬于峭壁之缘，簇拥于山谷层林深处，柱立于湍急溪流之中。

There are tens of thousands of granite stones, standing on top of peaks, on the edge of cliff alone, clustering deep in valleys and standing in rushing streams.

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上面有空间，但均是悬挑的无柱结构。

There are spaces above, but it is all cantilevered with no columns.

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碱金属是导致高炉料柱透气性恶化、炉况失常、频繁悬料和在炉身结瘤的一个重要原因。

Alkali metals are one of the important causes that leads to poor permeability of charge column, irregular furnace operation, frequent hanging and scaffolding in the stack.

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