And unlike radio-controlled aircraft, rockets were all but invulnerable to jamming or interception.
而且，火箭不像由无线电操控的飞机，它几乎不受人为干扰或半路拦截的影响。
Over the years, everything from gas canons, pyrotechnics, lasers, ultrasound, stuffed owls and radio-controlled model aircraft have been tried to scare birds away from runways.
多年来，气体标准、烟火使用、激光、超声波、猫头鹰标本和无线电控制的模型飞机，这一切都尝试着将鸟从跑道上吓跑。
Over the years, everything from gas canons, pyrotechnics, lasers, ultrasound, stuffed owls and radio-controlled model aircraft have been tried to scare birds away from runways.
多年来，气体标准、烟火使用、激光、超声波、猫头鹰标本和无线电控制的模型飞机，这一切都尝试着将鸟从跑道上吓跑。
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