They are also receiving service orders from and reporting service results back to the central service centres through the public wireless data communication network.

　
英 美
  • 郵務(wù)人員又透過(guò)公共無(wú)線(xiàn)數據通訊網(wǎng)絡(luò ),從中央服務(wù)中心接收服務(wù)指示,以及向該中心報告服務(wù)結果。
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