plasticpackaging相关论文
As a European Union (EU) member,Portugal must comply with reductions in plastic waste.In Portugal,the 330 items/100 m of......
使用太赫兹时域光谱技术(THz-TDS)对葛粉中苯甲酸含量进行了定量分析。检测样品为有塑料包装袋的葛粉。对原始数据进行多元散射校......
