ppfa
美
英 
- 网络Progressive Ply Failure Analysis; 美国计划生育联合会(Planned Parenthood Federation of America); 计生联
例句
Objective To analyze the chemical components of the volatile oil in processed pieces of Fructus Aurantii (PPFA) by GC-MS.
目的气相色谱-质谱法对枳壳饮片挥发油进行化学成分的分析。
Methods The volatile oil was obtained from PPFA by steam distillation.
方法采用水蒸气蒸馏法从枳壳中提取挥发油。