他们认为人人都应减少化学品的接触，无论计量大小。
They think everyone should limit their exposure to chemicals, no matter how small the amounts.
简述了化学计量学、分析化学和食品分析三者之间的关系和各自的任务。
The relationship and task among the analysis of food, chemometrics and analysis chemistry are outlined.
简述了化学计量学、分析化学和食品分析三者之间的关系和各自的任务。
The relationship and task among the analysis of food, chemometrics and analysis chemistry are outlined.
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