| 单词 | whitworth screw thread |
| 释义 | Whitworth screw thread/ (ˈwɪtwəθ) / nouna thread form and system of standard sizes, proposed by Whitworth in 1841 and adopted as standard in the U.K., having a flank angle of 55° and a rounded top and foot Word Origin for Whitworth screw threadnamed after Sir Joseph Whitworth (1803–87), English engineer Words nearby Whitworth screw threadwhittlings, whittret, Whittuesday, Whit Week, Whitworth, Whitworth screw thread, whity, whiz, whiz-bang, whiz kid, whizz Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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