Hydraulique walima pneumatique (ji-yɔrɔ-ko) suguya o suguya la, transition (tɛmɛsira) fitinin bɛ baara Kɛ i n’a fɔ ɲɔgɔndan yɔrɔba. A sigili ka ɲɛ, o de ye fɛnba ye walasa ka sistɛmu dafalen sɔrɔ, ka bɔgɔbɔli bali, ani ka i yɛrɛ tanga jɔli musaka ma. Ni a sigili dafabali bɛ se ka lakana ni baarakɛcogo tiɲɛ, hali ni a ka ɲi kosɛbɛ.
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