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Tutorial perakitan sambungan karet. Pemasangan sambungan karet lembut. Perakitan sambungan karet lembut. Sambungan karet
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Sambungan lembut tembaga Ni plat menyebar pengelasan, banyak teman bertanya apakah 100 panjang / 150 panjang dapat dilas, dan sekarang 250 pengelasan panjang selesai pada satu waktu, apakah Anda pindah? # Gingji Port
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