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Meaning of 圆孔

Lookup via: Pinyin | Radicals
圆 yuán 孔 kǒng (Trad.: 圓孔)HSK 6
round hole
Example Sentences
1
汽车轮辐零件的制作是一个多工步冲压成形过程
,
在最后一道工序圆孔翻边时经常出现开裂
。
Manufacturing the automobile spoke components is a multi-step stamping forming process, the round-hole flanging often cracks in the last process.