160/105*408尾梁千斤顶 放顶煤支架SF72.35支护油缸 煤矿配件 ¥800.00 SF53.33尾梁千斤顶 ZFG6500/20/32综采支架 140/105*372尾梁油缸 ¥800.00 PMG385.54尾梁千斤顶 160/105*260平煤机支架尾梁油缸 煤矿配件 ¥750.00 200/170*585掩梁千斤顶 综采支架SG90.20掩梁油缸 工期短 ¥850.00 SF83.32推移千斤顶 液压支架160/105*900前推油缸 煤矿液压配件 ¥900.00 180/105*900推移千斤顶 四维放顶煤支架SF72.31前推油缸 ¥950.00