Making the Frame Piers at Right Angle for Skew Pipe Culvert and Skew Made for Skew Pipe of Culvert in the Highway Project是什麼意思_Making the Frame Piers at Right Angle for Skew Pipe Culvert and Skew Made for Skew Pipe of Culvert in the Highway Project在線翻譯_英語_讀音_用法_例句