His teeth were stained with nicotine from years of smoking.
他的牙齿因多年抽烟而被尼古。
His teeth were stained with nicotine from years of smoking.
他的牙齿因多年抽烟而被尼古。
Nicotine has been studied for the first time by pulse radiolysis techniques.
次运用电子脉冲辐解技术研究尼古分子的化学活性。
Many smokers who are chemically addicted to nicotine cannot cut down easily.
许多有尼古瘾的抽烟人不容易把烟戒掉。
The college students were also less likely to have a drug-use disorder, nicotin nicotine dependence or bipolar disorder.
大学生滥用药物,尼古依赖症和躁郁症的可能性较少。
This article introduces micro - titration measuring method to replace the normal nonhydraulic titration method in measuring nicotine content in tobacco.
本文次用微型称量简定法,代替常规非水滴定法测定烟草中尼古含量。
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