纸: paper和: mix; blend纸板: paperboard; pasteboard; card ...挺: stick out; bulge or protrude ...度: surmise; estimate的: 4次方是 The fourth power of 2 i ...测定: determine; determination; se ...纸和纸板弯曲挺度的测定法: paper and board - determination of bending stiffness - resonance method纸和纸板尘埃度的测定法: paper and board determination of dirtt纸和纸板厚度的测定法: paper and board determination of thicknesss纸和纸板环压强度的测定: paper and board-determination of compressive strength-ring crush method纸和纸板表面吸收速度的测定法: paper and board - determination of the rate of surface absorbing纸和纸板尺寸及偏斜度的测定法: paper and board - determination of size and deviation纸和纸板短矩压缩强度的测定法: paper and board-compressive strength-short span test纸和纸板抗张强度的测定法: paper and board - determination of tensile properties - contant rate of loading method; paper and boarddetermination of tensile properties constant rate of elongation methodod纸和纸板毛细吸液高度的测定法: paper and board - determination of capillary rise - klemm method纸和纸板定量的测定法: paper and board - determination of basic weight纸和纸板灰分的测定: paper and board determination of ashh纸和纸板锰含量的测定法: pulp paper and boarddetermination of manganesese纸和纸板水分的测定法: paper and board determination of moisture contentt纸和纸板铁含量的测定法: paper board and pulpdetermination of iron contentnt纸和纸板铜含量的测定法: paper board and pulp-determination of copper content纸和纸板吸收性的测定法: paper and board determination of absorption after immersion in waterr纸和纸板吸水性的测定法: paper and boarddetermination of water absorptioncobb methodod纸和纸板按规定时间浸水后抗张强度的测定法: paper and board - determination of tensile strength after immersion in water