ʻO kā mākou waʻa gantry crane he ʻano maʻalahi a paʻa hoʻi, i haku ʻia me kahi pahu gantry, kahi ʻano hoʻokiʻekiʻe, ʻōnaehana hoʻokele, huila huila, ʻōnaehana hoʻoili hydraulic a me ka ʻōnaehana uila. ʻO ke ʻano metala koʻikoʻi he U-shaped gantry frame, maʻalahi ke lawe i nā moku o nā ʻano like ʻole ...
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