常見例句雙語例句As the development of satellite positioning systems, more researches on wide-beam circularly polarization antennas are done.隨著現(xiàn)有定位系統(tǒng)的發(fā)展，寬波束圓極化天線成為當(dāng)前的研究熱點(diǎn)。 返回 circularly polarization