Tijaabada I.Rubber ee kala duwan: 1) Rubber: caag dabiici ah, caag silikoon, caag styrene butadiene, caag nitrile, caag ethylene propylene, caag poliurethane, caag butyl, caag fluorine, caag butadiene, caag neoprene, caag isoprene, caag polysulfide, rubber polysulfide, polyetylen...
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