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- Step drill is commonly used on production lines,multi-station special purpose machine-tools or N/C machine-tools. 阶梯钻多数用在生产流水线、多工位专用机床或数控机床上。
- Keywords Step drill;Axiality;Form and position tolerance;Grinding; 阶梯钻;同轴度;形位公差;磨削加工;
- He stepped up so as to be able to speak. 为看得更清楚，他上到高处。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- My boss was too old to work well. He stepped down. 我的老板年龄太大，做不好工作了，他上星期离了职。
- The man stepped in and asked for my father. 那个人走进来求见我父亲。
- She stepped aside to let them pass. 她站到一边让他们走过去。
- The ice cracked as I stepped onto it. 我一踩冰就裂了。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
- He bounced into the room with a springy step. 他以轻快的跑步跳进房间。
- You'd better set a goal before you start the drill. 练习开始前，你最好设定一个目标。
- After a long drill he told the squad to fall out. 操练了好半天之后，他让这个班解散了。
- He stepped on to the sidewalk from the bus. 他从公共汽车走下到人行道上。
- She had lots of drill in listening. 她在听力方面受过许多训练。
- This drill can bore through rock. 这台钻机能钻透岩石。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- They stepped out of the sun into the coolness. 他们到阴凉处躲避烈日。
- They stepped over his prone body. 他们从他俯卧的身体上踩过去。
- What's the drill for claiming expenses? 费用报销的手续，是怎样的?
- He stepped aside to let me pass. 他站到一边让我过去。
