半圆柱形边墩
semicircle cylindrical pier
半圆柱形反射器
semicylindrical reflector
semi-cylindrical reflector
半圆柱形量水槽
semi-cylinder measuring-flume
半圆柱形凸起
gibbous surface of the half-columniform conductor
圆柱形半导体量子线
cylindrical semiconductor quantum wire
等效圆柱形阴极半径
equivalent cylindrical cathode radius
半圆形β摄谱仪
semicircular beta spectrograph
半圆形沉积层
semi-cylindrical alluvial valley
半圆形沉箱结构
semi-circular caisson structure