圆柱形螺旋弹簧
cylindrical spiral spring
cylindrical helical spring
圆柱形线圈
cylindrical coil
cylinder inductance sensor
cross-over coil
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
变刚度圆柱螺旋弹簧
Cylinder Helix Spring with Variable Stiffness
变截面圆柱形空腔
varying sectional cylindrical cavity
不等节距圆柱螺旋弹簧
variable pitch cylindrical helical spring