短語(yǔ)詞組短語(yǔ)rough road surface 不平路面rough wall surface 粗糙壁面rough horizontal surface 粗糙水平面rough sea surface 粗糙海面;波浪海面rough workpiece surface 工件毛面fractal rough sea surface 分形粗糙海面rough ocean surface 粗糙海平面rough contact surface 粗糙接觸面rough -surface flow 粗糙面水流 返回 rough surface