Nūhou
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ʻO ka ʻōlelo aʻoaʻo huahana kūʻai wela - ma lalo o ka lua
Ua kapa ʻia ka drill lalo o ka lua ʻo down the hole drill no ka mea, hoʻohana ia i ka hamare a me ka bit drill i kanu ʻia i lalo o ka lua e hoʻopā a haki i ka pōhaku.Hoʻohana nui ʻia ia i nā mines metala, hydropower, halihali, nā mea kūkulu hale, nā awa a me nā papahana pale aupuni.ʻO ka lalo o ka ...Heluhelu hou aku -
No ke aha e koho ai i ke anawaena nui ma lalo o nā mea hana wili lua?
I ka hiki ʻana mai i kahi kahua hana mining, pono ʻoe i ke kiʻi i loko o kou noʻonoʻo: haʻalulu ka walaʻau a lele ka lepo.Inā ʻoe e nānā i kā mākou kahua kūkulu, e ʻike ʻoe he mea maikaʻi maoli ke noho ʻana i kahi kanaka mālie, hoʻomaha a nani.ʻO kēia ka hiʻohiʻona hana nui loa o kā mākou D ...Heluhelu hou aku -
Kaapuni Hoohuli DTH Hammer Drilling Technique
ʻO ka ʻenehana hoʻoheheʻe ʻana i ka hāmare DTH he ʻāpana koʻikoʻi o ka ʻenehana hoʻoheheʻe ea Multi-Tech, a ʻoi aku ka mea nui, ʻo ia ka haʻihaʻi nui o ka ʻenehana wili ea.Hoʻohui ʻia me ka DTH hopena i ka pōhaku haʻihaʻi, flushing medium reverse circulation a ...Heluhelu hou aku