Nuhou Hanalima
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ʻO ka mea nui o kahi paipu hoʻoheheʻe no kahi drill pōhaku
ʻO ka paipu drill he mīkini pono ʻole ia no ka mīkini pono hana mina. Ke hana nei ka paipu a me ka drill bit i nā mea hana o ka drill pōhaku, kahi e nui ai ka mana o ka pōhaku ʻeli Drill paipu, i ʻike ʻia he kila, hana ʻia i ke kila kalapona, he hollow hexagonal a p paha ka ʻāpana.Heluhelu hou aʻe -
ʻO ka ʻike noi no ka pick pneumatic
ʻO ke koho pneumatic kahi ʻano mīkini paʻa lima, koho ʻia ka wae pneumatic o ka papa hana hoʻolaha, ka hopena hopena a me ke koʻokoʻo ʻohi. No laila, nā koina o ka hanana kuʻina, lawe. ʻO ke koho he ʻano pono hana pneumatic e hoʻohana ākea ʻia i ka ʻoihana mining a me nā cons ...Heluhelu hou aʻe
