| 单词 | plug tap |
| 释义 | > as lemmasplug tap plug tap n. Engineering a tap (tap n.1 4) 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 U.S.) a tap with a fairly steep taper for starting a thread. ΘΚΠ society > occupation and work > equipment > machine tool > other specific machine tools > [noun] > machine for cutting screw-threads > taps screw tap1678 tap1678 plug tap1815 tap-tool1874 bottoming tap1875 taper tapa1877 second tap1888 1815 J. Smith Panorama Sci. & Art I. 39 When it is cylindrical,..it is called a plug tap. 1943 Sci. & Mech. Spring 119/1 The most commonly used one is the plug tap and the least used is the bottoming tap. 1964 S. Crawford Basic Engin. Processes (1969) i. 24 The latter [sc. a bottoming tap] is often referred to as a Plug tap, and this causes confusion with American terms. 2001 Tooling & Production (Nexis) 1 Nov. 32 With the proper geometry of the cutting edge and a good lubricant, a plug tap will do most of the work needed. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。