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词汇 plug tap
释义

Definition of plug tap in English:

plug tap

noun
Engineering

  • A tap with a flat end and an untapered shank, used for finishing the cutting of an internal thread in a blind hole (also called bottoming tap); (also, chiefly US) a tap with a fairly steep taper for starting a thread.

Origin

Early 19th century; earliest use found in James Smith (1775–1839), writer and humorist.

Definition of plug tap in US English:

plug tap

noun
Engineering

  • A tap with a flat end and an untapered shank, used for finishing the cutting of an internal thread in a blind hole (also called bottoming tap); (also, chiefly US) a tap with a fairly steep taper for starting a thread.

Origin

Early 19th century; earliest use found in James Smith (1775–1839), writer and humorist.
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