| 单词 | range-finding | 
| 释义 | > as lemmasrange-finding   range-finding n. 		 (a) Military and Geography the action of estimating the distance from a target or subject (cf. rangefinder n.);		 (b) Biology and Pharmacology the action of estimating the range of dosages over which a substance has (or does not have) a given physiological effect, esp. toxicity. ΘΚΠ society > armed hostility > military equipment > operation and use of weapons > action of propelling missile > discharge of firearms > management of artillery > 			[noun]		 > ranging by range-finder range-finding1874 1874    J. R. Campbell 		(title)	  				Range finding for the service of artillery. 1890    F. A. Abel Presid. Addr. Brit. Assoc. 11  				The applications of electricity in connection with range-finding. 1946    Jrnl. Inst. Electr. Engineers 93  i. 378/2  				A corresponding advance in precision of range-finding was achieved by Pollard in work..on the radiolocation equipment for the laying of heavy anti-aircraft artillery. 1971    Nature 16 Apr. 460/2  				Range-finding experiments have shown that the maximal tolerated doses of propylene imine and propane sultone, in distilled water,..were 20 mg/kg and 56 mg/kg, respectively. 2003    S. Greenfield Tomorrow's People 		(2004)	 viii. 218  				Lasers are good for communications guidance and range-finding. < 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。