“扩孔”造句

添加适量的扩孔剂也能一定程度地提高孔容.
Addition of appropriate amount of pore - expanding agents could increase the pore volume.

管道的选择, 测量, 切割, 扩孔和刻螺纹; 安装喷嘴以支撑管道系统.
Select, measure, cut, ream and thread pipe, install sprinkler heads and mount prepared pipe in supports.

点位系统适用于钻孔 、 锪 孔、扩孔 、 铰孔 、 镗孔 、 攻丝等孔加工.
Point - to - point systems are suitable for hole - machining operations such as drilling, countersinking, counterboring , reaming , Boring, and tapping.

• #扩孔