矿山采煤机轴承MZ260B ¥1300.00 矿山采煤机轴承MZ270A ¥4000.00 矿山采煤机轴承MZ270B ¥4000.00 矿山采煤机轴承MZ280A ¥3250.00 矿山采煤机轴承MZ280B ¥3550.00 矿山采煤机轴承MZ280C ¥2950.00