Citral is a kind of natural spice used widely in food and daily chemical goods.柠檬酸是一种广泛应用于食品和日用化学品工业的天然香料.Process for the isolation of citral from natural Litsea cubeba oil and lemon oil were investigated.另外从柠檬草油的轻度馏份中,分...
The turning point in the process of growing up is when you discover the core of strength within you that survives all hurt.当你从内心深处找到一种可以忍受一切痛苦的坚强力量时，你的成长历程就会出现飞跃。Discover the delights and luxury of a private yacht.体验私人游艇...