端铣时工件被切部分宽度(柱铣时为切削深度)的英文

working engagement

• 端:    end; extremity
• 铣:    bright metal
• 时:    shí]
• 工件:    workpiece letter; ...
• 被:    quilt
• 切:    correspond to; be ...
• 部分:    part; section; por ...
• 宽度:    width; breadth; du ...
• 为:    support; stand for
• 切削:    cutting; cut; prof ...
• 深度:    degree of depth; d ...