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... Tandem Tie Trunk Switching 中继联络干线交换 Tandem Trunk 中继干线 TASI: Time Assignment Speech Interpolation 时间分配话音插空 ...
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长途电话中继干线 trunk intertoll
干线、中继线 trunk
备用中继线/附加干线 additional trunk
中继联络干线交换 Tandem Tie Trunk Switching
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本文评价了江西境内干线8个微波中继站微波和噪声污染近况。
The present pollution on microwave and noise of 8-microwave relay link stations (the main line in Jiangxi) was evaluated.
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