To clear the rust and paint in the corner and irregular-furface for the preparation of next step, specially, for the pipe, the edge of metal,the bolt and screw cap.是什么意思_To clear the rust and paint in the corner and irregular-furface for the preparation of next step, specially, for the pipe, the edge of metal,the bolt and screw cap.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句