针对介电超晶格结构的特殊极化问题，自行研制了极化设备。

Aiming at the polarization problem of dielectric superlattice field, we developed poling equipment by ourselves.

youdao

针对介电超晶格结构的特殊极化问题，自行研制了极化设备。

Aiming at the polarization problem of dielectric superlattice field, we developed poling equipment by ourselves.

youdao