A new series of aliphatic segmented polyurethanes (ASPU) had been prepared and their infrared spectra were assigned.

合成了一种新的聚脂型脂肪族多嵌段聚氨酯(ASPU)系列样品。

youdao

A new series of aliphatic segmented polyurethanes (ASPU) had been prepared and their infrared spectra were assigned.

合成了一种新的聚脂型脂肪族多嵌段聚氨酯(ASPU)系列样品。

youdao