The 2SK water ring vacuum pump is widely used in industries such as chemical machinery, light indust 报价：￥2422.00 / 件
Two-leaf three-leaf Roots blower fish pond oxygenation pump fresh car aquaculture sewage treatment h 报价：￥935.00 / 件
Roots blower sewage treatment aeration desulfurization and denitrification three-leaf Roots direct c 报价：￥935.00 / 件
Ring blower 2RB 210 A11 0.37KW Packing machines 报价：￥469.00 / 件 Max airflow：80m³/hMax Vacuum：-110mbarMax Pressure：110mbar
