Making the Frame Piers at Right Angle for Skew Pipe Culvert and Skew Made for Skew Pipe of Culvert in the Highway Project是什么意思_Making the Frame Piers at Right Angle for Skew Pipe Culvert and Skew Made for Skew Pipe of Culvert in the Highway Project在线翻译_英语_读音_用法_例句