常见例句雙語例句In the empty rectangular straight tunnel, the influence to the propagation loss and RMS time delay spread of the radio wave is investigated.由於符號持續時間的加長,因而它對多逕時延擴展有較強的觝抗力,是對高速數據傳輸的一種潛在的解決方案。 返回 rms time delay spread