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单词 θ211224
释义
society > occupation and work > worker > workers according to type of work > manual or industrial worker > workers with specific materials > metalworker > [noun] > borer, slotter, or chamferer (4)
slotter?1881

One who makes slots; also, a slotting-machine.

broaching machinist1921

The action or operation of enlarging and finishing a drilled hole. (Cf. broach, v.1 8.) Also attributive, as broaching machine, broaching machinist.

chamferer1921

One who chamfers; spec. (see quot.).

jig borer1932

(a) a machine for drilling holes in or machining the surfaces of a component (esp. a jig (sense 6e)), usually having a vertical spindle mounted…

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更新时间:2024/11/10 22:13:43