浅埋圆柱形孔洞
shallow buried cylindrical cavity
带周期裂纹的圆形孔洞
circular hole with periodic straight cracks
多个浅埋圆形孔洞
subsurface multiple circular cavities
浅埋圆形孔洞
subsurface circular cavity
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
保形圆柱投影
conformal cylindrical projection
贝里斯圆形孔径分布
Bayliss circular aperture distribution
apertures
Bayliss circular distribution
变截面圆柱形空腔
varying sectional cylindrical cavity
粗齿圆柱形铣刀
cylindric milling cutter with coarse teeth