MB1040-BMB1040-DMB1255-BMB1255-DMB1255-TMB1665-BMB1665-DMB1665-TMB520-BMB520-DMB630-BMB840-BMB840-DMB840-T日本东方交流鼓风机MB1665-D滚珠轴承鼓风机靠汽缸内偏置的转子偏心运转,并使转子槽中的叶片之间的容积变化将空气吸入、压缩、吐出。材质是铝，质保三年。)