“开槽”用英语怎么说？

木匠在木板上开槽.The carpenter grooved the board.制造时,为安装纵梁翼缘,在箱型梁中用焰割法开槽口.During fabrication slots for the stringers flanges were flame cut into box girders.开槽是在瓦楞纸板上切出便于折叠的缺口.Slot is cut out of corrugated board is easy to fold....

“开槽”的拼音为：kāi cáo...