Reverse notching results in flling of the paperboard dust onto the worktable . then the suction machine of absorber will suction them into the suck to have a good working environment 槽开面反使纸尘落在台板下面，用吸风机构把纸尘吸入工使，袋布作环境保持良好。
2.
Reverse notching results in flling of the paperboard dust onto the worktable . then the suction machine of absorber will suction them into the suck to have a good working environment 反面开槽，使纸尘落在台板下面，用吸风机构把纸尘吸入布袋，使工作环境保持良好。
