xiàn / dài / tōng / xìn / xì / tǒng / pǔ / biàn / cǎi / yòng / fēn / shí / duō / gōng / jì / shù / lái / tí / gāo / xìn / dào / lì / yòng / lǜ

现代通信系统普遍采用分时多工技术来提高信道利用率。

Modern communication systems widely use time division multiplexing technology to improve channel utilization.