Zvinhu zvakasiyana-siyana zvinokanganisa kutakura friction factor 1. Surface properties Nekuda kwekusvibiswa, makemikari ekupisa kupisa, electroplating uye mafuta ekuzora, nezvimwewo, firimu repamusoro rakatetepa (senge oxide film, sulfide film, phosphide film, chloride film, indium film, cadmium film. , firimu realuminium, nezvimwewo) ndeye...
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