piperonal

英['pɪpərənæl] 美[paɪ'perəˌnæl]
  • n. 胡椒醛
  • pipe n.管子;烟斗;管乐器vt.以管输送;装管道;吹奏;尖声说;(为衣服等)滚边vi.吹奏管乐;尖叫
  • pipeage n.管子(用管子输送;有管输送费)
  • piped adj.(服装)拷边的;滚边的动词pipe的过去式和过去分词形式.
  • pipefish n.尖嘴鱼
  • pipeful n.一斗
1. The production and market of vanillin, ethyl - vanillin and piperonal are briefly described. The problem of environmental pollution is also discussed.
简单介绍了香草醛、乙基香草醛、 洋茉莉醛等芳醛的生产、市场情况。对存在的环境污染问题进行了讨论。

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2. The production and market of vanillin, ethyl - vanillin and piperonal are briefly described. The problem of environmental pollution is also discussed.
简单介绍了香草醛、乙基香草醛、 洋茉莉醛等芳醛的生产、市场情况。对存在的环境污染问题进行了讨论。

youdao