D Ibhetri yeselfowuni, edla ngokubhekiswa kuyo njengebhetri ye-D, luhlobo lwebhetri ye-cylindrical eqhayisa ngobukhulu obukhulu kunye nomthamo onamandla omkhulu. Sisicombululo sezixhobo ezifuna amandla rhoqo, anjengesibane, irediyo, kunye nezixhobo zonyango ezingenakusebenza ngaphandle ...
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