...PPO板▽▂黑色PPO棒▽▂PPO，PPO，PPOPPO，PPO板▂▽▂POM棒▽PPO板▂▽黑色PPO板▽▂黑色PPO棒▽▂PPO，PPO，PPO PPO（聚苯醚）：polyphenylene oxide 聚苯撑氧。英文缩写PPO。
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The second generation callus of co-culture of cell and RE0105 was stable in culture character, POD, PPO and PAL activities and isoenzyme bands of POD, PPO, EST.
盾叶薯蓣细胞与内生真菌re0105共培养第二代的性状与POD、P PO和PAL活性和过氧化物酶、多酚氧化酶、酯酶同工酶谱带与第一代相比比较稳定。
By researching in the properties of PPO from lily, the Browning degree during storage and PPO activities from lily, this article have stating these and also selected some anti-browning medicaments.
本论文对百合ppo的特性、百合贮藏中褐变度和PPO活性的变化进行了研究并筛选出了防褐变药剂。
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