- tapping equipment
- 开: open; turn on; switch on; be ...
- 孔: hole; opening; aperture
- 设备: equipment; device; facility; ...
- 穿孔设备: punch unit
- 钻孔设备: borehole rig; boring apparatus; drill unit; drilling equipment; drilling implement; drilling outfit
下载手机词典可随时随地查词查翻译