海底反射系数
bottom reflection coefficient
reflectivity on ocean bottom
拟海底反射层
bottom simulating reflection
似海底反射
bottom simulating reflector
Bottom-simulating reflection
BSR
似海底反射层
bottom simulating reflector
Bottom-simulating reflector
Bottom-simulating reflectors
铍反射反射器
beryllium-reflected reactor
海底海流计
bottom-mounted current meter
可回收海底海流计
retrievable bottom-mounted current meter
南海海底扩张
subsea spreading of South China Sea