PU Chemical Grouting Material

Mea hoʻoheheʻe kemika

Hoʻohana nui ʻia ka uhi wai ʻole o PU i ka hoʻolālā kīwila, ka papahana subway, ke kaʻaahi transit kiʻekiʻe, ke alahaka a me nā wahi wai ʻole i ʻike ʻole ʻia.

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