片语
concavo-convex veins凸凹花纹
Concavo-convex parameter凹凸度参数
concavo-convex tube凹凸管
Concavo-convex Characteristic凹凸特性
concavo-convex contact凹凸接触
concavo-convex texture凹凸效果
concavo-convex surface凹凸曲面
concavo-convex belt隆坳带
converging concavo-convex lens聚点凹凸透镜
concavo-convex game[数]