博格曼BPG/Burgmannpackings，石墨填料环 105*110*5
博格曼BPG/Burgmannpackings，石墨填料环 62*72*4
博格曼BPG/Burgmannpackings，石墨填料环 67*75*4.7
博格曼BPG/Burgmannpackings，石墨填料环 84*90*5
博格曼BPG/Burgmannpackings，石墨填料环 50*60*5
博格曼BPG/Burgmannpackings，石墨填料环 52*68*7
博格曼BPG/Burgmannpackings，石墨填料环 63*73*4
博格曼BPG/Burgmannpackings，石墨填料环 65*78*7
博格曼BPG/Burgmannpackings，石墨填料环 85*97*2.5
博格曼BPG/Burgmannpackings，石墨填料环 51*59*6.2
博格曼BPG/Burgmannpackings，石墨填料环 28.5*42*6
博格曼BPG/Burgmannpackings，石墨填料环 66*76*4
博格曼BPG/Burgmannpackings，石墨填料环 136*144*2.5
博格曼BPG/Burgmannpackings，石墨填料环 28*41*6.3
博格曼BPG/Burgmannpackings，石墨填料环 38*51*5
博格曼BPG/Burgmannpackings，石墨填料环 65*75*4
博格曼BPG/Burgmannpackings，石墨填料环 86*94*4
博格曼BPG/Burgmannpackings，石墨填料环 35*47*6
博格曼BPG/Burgmannpackings，石墨填料环 68*78*4
博格曼BPG/Burgmannpackings，石墨填料环 84*95*3
