编带磁珠
rhw2.5*0.65*7.0-t ｒｈｗ３.5*6*0.8-t/ｒｈｗ３.5*4.7*0.8-t/ ｒｈｗ３.5*9*0.8-t/ｒｈｗ３.5*10*0.65 ｒｈｗ３.5*6*0.8-t/*0.8-t rhw8.0*0.65*10-t等