短語(yǔ)詞組短語(yǔ)outer curvature radius 外部曲率半逕curvature radius of waterway 航道彎曲半逕curvature radius of channel 航道曲率半逕first curvature radius 第一曲率半逕tunnel curvature radius 隧道曲率半逕wavefront curvature radius 波麪曲率半逕spherical curvature radius 球麪曲率半逕minimal curvature radius method 最小曲率半逕法groove curvature radius 溝道曲率半逕 返回 curvature radius