Further spraying chemical grouts on the surface is frequently used in practice, but the permeation quantity and solidification effect are difficult to evaluate.
直接喷淋化学加固剂于遗址表层，渗透量和加固效果则难以评价。
Further spraying chemical grouts on the surface is frequently used in practice, but the permeation quantity and solidification effect are difficult to evaluate.
直接喷淋化学加固剂于遗址表层，渗透量和加固效果则难以评价。
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