bdl125220v铝 防爆iicexdiict6级铸36v 110v电铃24v)(-

)bdl iic防爆(36v 级24v- 电铃125220v110v铝exdiict6铸

36v铸125220v-防爆 exdiict6(电铃24v bdl 110viic级)铝

铝(110v 铸电铃bdl)24v125220v iic36v级exdiict6防爆-