| 单词 | union screw | 
| 释义 | > as lemmasunion screw   union screw  n. a union joint with a screw thread on one side or both. ΘΚΠ society > occupation and work > equipment > building and constructing equipment > fastenings > 			[noun]		 > screw > other types of screw wrench1552 needle screw1663 female screw1667 stop-screw1680 male screw1682 wood-screw1733 right and left handed screw1738 screw eye1787 claw-screw1795 screw shaft1818 union joint1819 union screw1820 right-and-left screw1821 binding-screw1828 coach screw1874 lag bolt1893 grub-screw1903 Allen screw1910 multithread1921 self-tapper1949 1820    W. B. Gurney Rep. Trial Imperial Insurance Company 150  				The pipe stood up some distance, and led off by an union screw, soldered to a lead pipe. 1850    J. Weale Rudim. Dict. Terms Archit.  iv. 494/1  				The feed-pipe is likewise attached to the lower end of the pump by a large union screw. 2005    P. Boileau  & G. Walch in  G. R. Williams et al.  Shoulder & Elbow Arthroplasty iii. 36  				After impaction, the head can be fixed with a union screw to the stem-neck unit. < as lemmas | 
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