GLLQ5-45,GLLQ5-50,GLLQ5-60,GLLQ6-80,GLLQ6-100,GLLQ6-120,GLLQ6-160,GLLQ6-200，列管式 GLLQ5-45,GLLQ5-50,GLLQ5-60,GLLQ6-80,GLLQ6-100,GLLQ 无锡油研流体科技有限公司