探索一种新型的样品前处理装置，首次运用载体、携带体和综合蒸馏技术完成了待测样品中微量成分的提取分离和富集。

Support, delivery and compositive distillation technique was first used to complete the extraction, separation and concentration of trace components.

youdao

探索一种新型的样品前处理装置，首次运用载体、携带体和综合蒸馏技术完成了待测样品中微量成分的提取分离和富集。

Support, delivery and compositive distillation technique was first used to complete the extraction, separation and concentration of trace components.

youdao