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词条„perforation“在英语 » 中文中的译文 (跳至中文 » 英语)

perforation [ˌpɜːfəˈreıʃən] 名词

1. perforation:

perforation

穿孔 chuānkǒng

perforation

打孔 dǎkǒng

2. perforation:

perforation

齿孔 chǐkǒng

perforation

孔眼 kǒngyǎn

单语范例（未经PONS编辑处理）

英语

These end openings are called perforations or perforation plates. en.wikipedia.org

In regular cigarettes, the filter does not include these perforations. en.wikipedia.org

All printings had the preforation of 14, but in 1868 the stamp was issued with a rough perforation of 12. en.wikipedia.org

The pores are perforations in the endoskeleton through which podia for gas exchange project from the body. en.wikipedia.org

Later, specialised drain tiles were designed with perforations. en.wikipedia.org

The sheets were delivered on unwatermarked paper with perforation 13. en.wikipedia.org

Beginning in 1919 an imperforate variety (no perforations between stamps) was also issued. en.wikipedia.org

Risk of perforation is mostly determined by the skill of the practitioner performing the insertion. en.wikipedia.org

When perforation is recognized immediately after a procedure, the perforation should be closed by clips. en.wikipedia.org

Perforations or holes in the cards allowed component leads to project through to the next interconnection layer. en.wikipedia.org

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