| 释义 |
Guyon perforator
- perforations齿孔
- nonperformancen. 不履行；不实行；不实施
- nonperformingadj. 未能净得预期利润的
- 穿孔器chuān kǒng qì
perforator
- 剪票夹jiǎn piào jiá
perforator
- 肋骨打孔器lèi gǔ dǎ kǒng qì
rib perforator
- 凿孔机záo kǒng jī
puncher; perforator; punch; mortising machine
- 穿孔机chuān kǒng jī
card punch; perforator; puncher; perforating machine; key punch
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