A definition and a discussion of each of these angles are the side cutting-edge angle(SCEA), the end cutting-edge angle(ecea), side relief and end relief angles, back and side rake angles.是什么意思_A definition and a discussion of each of these angles are the side cutting-edge angle(SCEA), the end cutting-edge angle(ecea), side relief and end relief angles, back and side rake angles.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句