| 单词 | clamping arc | 
| 释义 | > as lemmasclamping arc   That clamps or holds fast together; as in  clamping screw,  clamping arc. (perhaps vbl. n.). ΘΚΠ society > occupation and work > equipment > clutching or gripping equipment > 			[adjective]		 > clamp clamping1837 1837    C. R. Goring  & A. Pritchard Micrographia 8  				The clamping screw and the adjusting screw. 1857    A. Henfrey Elem. Course Bot. 17  				The clamping roots of Ivy-stems. 1867    J. Hogg Microscope 		(ed. 6)	  i. ii. 70  				The clamping arc, peculiar to Ross's microscopes. < as lemmas | 
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