ʻO nā ʻōlelo aʻoaʻo no ka mālama ʻana i ka ʻīpuka ʻīpuka Kina: Pehea e mālama ai i ke kūlana maikaʻi o Kina
ʻO nā ʻōlelo aʻoaʻo no ka mālama ʻana i ka ʻīpuka ʻīpuka Kina: Pehea e mālama ai i ka valve ʻīpuka Kina ma ke ʻano maikaʻi ʻo China gate valve he mea hoʻohana maʻamau ka hoʻokele wai, kona ʻano maʻalahi, hoʻopaʻa maikaʻi a me nā pono ʻē aʻe e hoʻohana nui ʻia i ka petroleum, chemical, metallurgy, ele...
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