The quantitativechemicalanalysis of dioxins requires sophisticated methods that are available only in a limited number of laboratories around the world.
对二恶英进行化学量化分析需要非常先进的方法，世界上只有数量有限的几个实验室能够做到。
2
The method is good for quantitativeanalysis of flax fiber chemical composition.
本方法是一种对亚麻纤维进行化学成分定量分析的好方法。
3
Textiles - Quantitativechemicalanalysis - Part 8 : mixtures of acetate and tiacetate fibres (method using acetone).