Influence of tm3 on luminescence of euroupiumperchloratein phenyl - phenacyl sulfoxide 在苯基苯甲酰甲基亚砜体系中高氯酸铥对高氯酸铕发光的影响
Laminates of textile glass - reinforced unsaturated polyester and phenacrylic resins for load - bearing structural members gf - up , gf - pha ; tests and quality control 承载构件用玻璃纤维增强非饱和聚脂树酯和苯甲酰甲基
Laminates of textile glass - reinforced unsaturated polyester and phenacrylic resins for load - bearing structural members gf - up , gf - pha ; structure , manufacture and characteristics 承载构件用玻璃纤维增强非饱和聚酯树脂和苯甲酰甲基
Laminates of textile glass - reinforced unsaturated polyester and phenacrylic resins for load - bearing structural members gf - up , gf - pha ; protective measures for load - bearing laminates 承载构件用玻璃纤维增强非饱和聚酯树脂和苯甲酰甲基