PIFA Platelet Immunofluorescent Assay 血小板免疫荧光测定
PIFA mobile antenna PIFA手机天线
dual-frequency PIFA antenna 双频PIFA天线
By using folded patch and etching slots on patch, a compact triple-band PIFA can be easily obtained.
提出使用折叠贴片以及多矩形缝隙加载技术设计具有三频特性的小型PIFA天线的思路和方法。
In the presence of hypervalent iodine reagents (PIFA), Direct coupling reaction of N-acetyl-indole with aromatic compounds provided C-3 arylated indoles in high regioselectivity.
我们使用高价有机碘试剂（PIFA）做氧化剂，实现了N-乙酰基吲哚与芳香化合物的直接偶联反应，得到了吲哚3号位高选择性的偶联产物。
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