WIGE BYINSHI BESTEFLON PTFE HOSE NA VIDEO Ikizamini cya Hydrostatike ibyuma bidafite ibyuma bikozwe ptfe hose Kumenyekanisha uruganda rwacu - Buzobereye mu gukora peteroli ya Ptfe （Ptfe hose workshop Amahugurwa yumusaruro Ptfe yoroheje ikarishye Ptfe tube Iyerekana rya ptfe ibyuma bidafite ingese
