网筛孔径 Mesh

筛网孔径 Return ; Screen size ; mesh size ; mm

筛网孔眼 screened port

装有筛网的孔 screened port

方孔筛网 square-mesh screen

筛网开孔率 porosity of screen

筛网的比开孔 porosity of screen

拉掣金属筛孔网 expanded metal mesh fence