intumescent造句
Halogen-freeintumescentflameretardantPP/EVAcablematerialApplicationofsynergisticagenttopolyestercoatingwithintumescentflameretardantOptimizeddesignoforthogonalexperimentinanti-burnsystemofultra-thinin...
Halogen-freeintumescentflameretardantPP/EVAcablematerialApplicationofsynergisticagenttopolyestercoatingwithintumescentflameretardantOptimizeddesignoforthogonalexperimentinanti-burnsystemofultra-thinin...