a radar reflector造句

• During an upper - air sounding operation , the hydrogen - filled balloon carried a radiosonde and a radar reflector
  在进行高空探测时，氢气球上挂上一个无线电探空仪及一个雷达反射器。
• During an upper air sounding operation , a balloon filled with hydrogen carrying a radiosonde and a radar reflector was released . the ascent rate of the balloon was roughly 360 metres per minute
  在进行高空探测时，氢气球上挂上一个无线电探空仪及一个雷达反射器，以每分钟360米左右的速度上升。