Where LaTeX on yellowing acetate least butadine due to its special chemical structure on the reversion.其中醋酸胶乳对返黄影响最小,丁苯胶乳由于其特殊的化学结构对返黄的影响最大.Yellowing receipts had been impaled on a metal spike.发黄的收据被穿在一根金属扦上。The leaves o...