Anyị nwere ọtụtụ ụdị mobile mkpa akụrụngwa, dị ka: Obere onwe-akwọ ụgbọala electric mkpa ihe lifts, mobile mkpa mkpali lift, haịdrọlik mkpasa lift na crawler onwe-propelled mkpa mkpali elu, wdg Na ọtụtụ ụdị ngwaahịa, kedu ka ị na-ahọrọ otu onye. nke ahụ dabara gị? Nke mbụ, ịkwesịrị ikpebi otu ...
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