(I) zvakanakira bidirectional terescopic hydraulic cylinder zviri seinotevera:
(1) Inogona kuziva bidirectional terescopic kufamba uye yakakodzera kune dzakasiyana siyana nzvimbo dzekushanda dzakaoma;
(2) Iyo ine yakashanda zvakanyanya kushanda uye inogona kupa yakakura uye kudhonza;
(3) ine kuvimbika kwakanyanya uye kusimba uye kunogona kushanda zvakanaka kwenguva yakareba;
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