Phenolic sandwich lole alakaʻi apo i haku ʻia me ka chemical fiber a me ka epoxy resin, he lōʻihi ke ola o ka huahana, kūʻē liʻiliʻi liʻiliʻi, kūpaʻa maikaʻi, kūpaʻa paʻa a me ke kū ʻana o ka wai.I loko o ka hydraulic cylinder e pāʻani i kahi kuleana kākoʻo, loaʻa kahi mana hana kiʻekiʻe, kākoʻo ...
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