RussAir官方告诉俄罗斯新闻社，这架于1981年生产的飞机起飞前做过全面检查，飞机的技术状况良好。
RussAir officials told Russian news agencies that the plane, made in 1981, had been completely checked before take-off and there had been no technical issues with the aircraft.
此设计技术在某水源井泵站的无线遥控监测系统中使用，系统可靠性高，现场运行状况良好。
The design technique is used for the wireless remote control system of some pump station with high reliability and good operation condition in site.
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