脉冲光会跟着一起散开，并会渗入噪音并使信号损失。
Pulses of light can bleed together, adding noise and degrading the signal.
本发明可降低覆铜箔基板的信号损失，提高 信号传播速度以及降低生产成本。
The invention can reduce signal loss of copper foil cladding substrate, improve signal transmission speed and reduce production cost.
SONET接口必须在增加过程中的信号损失或丢失帧报警条件的BIP错误报告。
SONET interfaces must not report an increase in BIP errors during a loss of signal or loss of frame alarm condition.
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