A review was made on the 1 development of production technology of vanillin and relative materials in China. Some key problems of the new processes were pointed.

　
英 美
  • 介紹了我國香蘭素技術(shù)改進(jìn)、新工藝開(kāi)發(fā)和相關(guān)技術(shù)開(kāi)發(fā)的情況,提出了目前存在的問(wèn)題和發(fā)展方向。
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国内精品美女A∨在线播放xuan