By a quarter of wave length commutator principle, combining with electromagnetic wave absorb of filling material.

利用四分之一波长转换器原理，结合填充材制成电磁波吸收体。

youdao

By a quarter of wave length commutator principle, combining with electromagnetic wave absorb of filling material.

利用四分之一波长转换器原理，结合填充材制成电磁波吸收体。

youdao