| 单词 | pup joint | 
| 释义 | > as lemmaspup joint   pup joint  n. Oil Industry a piece of drill pipe which is of less than the standard length. ΘΚΠ society > occupation and work > equipment > oil and natural gas recovery equipment > 			[noun]		 > drilling equipment surface casing1877 string1895 tubular goods1922 drill pipe1932 pup joint1937 drill string1948 turbodrill1948 tubular1975 1937    Amer. Speech 12 153/2  				Pup-joints, short joint used to ‘nipple out’. 1972    L. M. Harris Introd. Deepwater Floating Drilling Operations xii. 139  				Adequate pup joints are necessary for final space out. Where 40-ft riser joints are selected, one pup joint each of 20-ft, 10-ft and 5-ft are needed. 1993    Offshore Oil Internat. Sept. 37/1  				An API-certified manufacturer of drill pipe, drill collars, heavyweight drill pipe, kellys, rotary subs, pup joints and casing. < as lemmas | 
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