Rosine罗西纳
rosinn.松香;树脂
rosin disproportionation catalyst歧化松香催化剂
rosin of Pinus massoniana Lamb.马尾松松香
rosin/paraffin-wax admixture松香/石蜡混合物
rosin modified phenol-aldehyde epoxy resin松香改性酚醛环氧树脂
rosin-modified glycerol-maleic anhydride resin[化] 松香改性甘油顺丁烯二酸酐树脂