ʻO nā paipu i hoʻopaʻa ʻia
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Paipu Po'i Pa'i Pa'i Pakahi
Hoʻokahi-wall bellows: ʻO PVC ka mea kumu nui, i hana ʻia e ka extrusion blow molding. He huahana ia i kūkulu ʻia i ka makahiki 1970. ʻO ka ʻaoʻao o loko a me waho o ka paipu i hoʻopaʻa ʻia i ka paia hoʻokahi. pili i ka hopena wai. He kūpono ke ʻano, no laila ua lawa ka paipu i ka compressive a me ka hopena hopena.
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ʻO ka paipu ʻāwili paʻa paʻa pālua
ʻO ka paipu ʻāwīwī palua-pā: he ʻano paipu hou me ka paia o waho annular a me ka paia o loko. Hoʻohana nui ʻia ia no ka hāʻawi ʻana i ka wai nui, ka wai wai, ka hoʻoheheʻe ʻana, ka hoʻokuʻu ʻana i ka wai, ka exhaust, subway ventilation, mine ventilation, irrigation ʻāina mahiʻai a pēlā aku me ke kaomi hana ma lalo o 0.6MPa. He uliuli a ʻeleʻele ka waihoʻoluʻu o ka paia o loko, a e hoʻohana kekahi mau lama melemele.