Air defense, with ordinary light or high barriers to automatic flash the high life with aviation obstruction light device.
防空，装有普通障碍灯或高级的全自动带闪光的高寿命的航空障碍灯装置。
Air defense, with ordinary light or high barriers to automatic flash the high life with aviation obstruction light device.
防空，装有普通障碍灯或高级的全自动带闪光的高寿命的航空障碍灯装置。
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