corrosion galvanic ma ọ bụ ala na-anọghị na-anọpụ iche kemịkalụ kemịkalụ n'okpuru ala akpafuo nchekwa oyi akwa ọdịda ga-efunahụ mmetụta nchebe nke mkpuchi.Ihe ngwọta bụ ịwụnye akụrụngwa drainage n'ime ebe siri ike ugbu a kpafuru akpafu;mgbe ala mpaghara na eriri eriri nwere kemịkalụ kemịkalụ ngwungwu ụzọ eriri, a ga-etinye ya n'ime tube ahụ, ọ ga-ejikwa ala na-anọpụ iche dị ka ihe mkpuchi na mkpuchi nke eriri, yana ịgbasa pitch na eriri.
Oge nzipu: Mar-29-2023