常見例句Keywords cedar wood oil cedrene cedrol GC/MS; 柏木油;雪松烯;雪松醇;氣相色譜／質(zhì)譜;Keywords cedrene;preparation;isomerization;rectification; 柏木烯;制備;異搆化;精餾;acetyl cedrene 乙醯柏木烯cedrene camphor [毉] 鉛筆柏腦 返回 cedrene