Kwai Logo
Kwai User Avatar
Bagaimana cara mengelas Lapisan pengelasan kedua, metode kawat las dua jaminan. Sekolah Pelatihan Tukang Las Dongguan, Pemula Lapisan pengelasan kedua. Tutorial pengantar Lapisan pengelasan kedua. Pelatihan Argon Argon Arms Las. Pelatihan Tukang Las Dongguan
54
1
Baixar
Keterampilan pengelasan sudut vertikal, pengelasan sudut vertikal cara pengelasan, pelatihan tukang las Dongguan, pelatihan pengelasan perlindungan kedua Dongguan
1
Comentar
Baixar
Carregando
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