说明：实现邮件发送能带附件，群发时间快，接收快，无bug。
Send email with attachments can be achieved, mass fast time, receive fast, no bug.
遥感卫星地面站主要由天馈线、伺服分系统、接收分系统、站控分系统、调制器、解调器、记录设备和快视设备等构成。
The remote sensing satellite earth station is composed by antenna, feed subsystem , servo subsystem, receiver, station manage subsystem, modulator, demodulator, recorder and quick view equipment.
采用进口双镜，寻找目标快高清晰度CCD，快速定格图象无雪花点适应任何场合，隐蔽精致、发射接收距离500米以上。
Imported double mirror, looking to target fast high-resolution CCD, quick freeze image without snow adapt to any occasion, subtle delicate, transmitting and receiving distance of 500 meters.
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