结果表明，应采用多干扰机的饱和干扰和导前干扰组合对抗同时使用旁瓣对消和频率捷变的雷达。
The results showed that the combination of multi-jamming planes with saturated jamming and jamming before guidance should be adopted to against the radar using sidelobe cance…
针对直流锅炉燃料控制系统中存在的燃料量扰动问题，设计了以中间点温度为被调量、烟气含氧量为导前信号的燃料控制系统。
To solve the problem caused by fuel disturbance in fuel control system of oncethrough boilers, a fuel control system with O 2signal is designed in this paper.
要求电网与发电机组在允许的压差、频差条件下，在导前合闸角到来时，发出并网指令，使发电机组平滑无冲击的并入到系统电网中。
When the phase of closing breaker is coming, the device sends out the dictation to put the dynamo into the power system smoothly and rapidly.
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