电离层底反射
Reflection at the lower ionosphere
拟海底反射层
bottom simulating reflection
似海底反射层
bottom simulating reflector
Bottom-simulating reflector
Bottom-simulating reflectors
部分反射层反应堆
partially reflected reactor
上下部反射层反应堆
top and bottom reflected reactor
橘皮状拋物线体反射体
orange-peel paraboloid reflector
铍反射反射器
beryllium-reflected reactor