When signals first leave a transmittingstation, they are clean and easily recognizable.
当信号最初离开一个发送站，它们是清晰的，容易识别的。
2
Employing conventional feedback methods the transmittingstation is alerted to the occurrence of frame errors at the receiving station.
通过使用传统的反馈方法，警告发送站在接收站发生的帧错误。
3
Based on the NEPA "Protection Regulation of Electromagnetic Radiation" issued in 1988, the environmental impact assessment of both TV transmittingstation and proposed station has done.