Nuhou Huahana
-
ʻO ke ʻano hoʻoheheʻe ʻana o ke ala hoʻoheheʻe tunnel
Hoʻokaʻawale ʻia nā ʻano hana hoʻoheheʻe tunnel i ka ventila kūlohelohe a me ka ventila mechanical e like me ke kumu o ka mana. Hoʻohana ka hoʻoheheʻe ʻana i ka makani i ke kaomi makani i hana ʻia e ka peʻa hoʻoheheʻe no ka ea. ʻO nā ʻano kumu o ka hana ʻana o ka tunnel mechanical ventilation...Heluhelu hou aku -
JULI PVC mining ventilation duct
He ʻoihana koʻikoʻi loa ka ʻeli ʻana ma lalo o ka honua, ʻo ia ke kumu he mea nui ka ducting i ka ʻoihana kūkulu hale. Hōʻike ka ʻeli ʻana ma lalo o ka honua i nā miners i nā ʻano mea haumia like ʻole, me nā kinoea ʻawaʻawa a me nā uahi, hiki ke pōʻino i ko lākou olakino ...Heluhelu hou aku
