| 单词 | radius of action | 
| 释义 | > as lemmasradius of action   radius of action  n.				 [compare French rayon d'action (1826 or earlier in a military context), German Aktionsradius (c1900)]			 Military the maximum distance that an aircraft, ship, or other vehicle can travel away from its base in a given time and without the need for refuelling. ΘΚΠ society > travel > air or space travel > a means of conveyance through the air > aeroplane > qualities and parameters of aircraft > 			[noun]		 > range radius of action1887 cruising range1922 range1922 turning radius1967 1887    Times 16 Sept. 6/2  				The radius of action at 10 knots speed [will be] 8,000 miles. 1908    Aeronaut. Jrnl. Apr. 44/2  				In a 10 hours' run a distance of 300 kilm. (186 miles) might be traversed, the radius 		[of]	 action being 150 kilm. 1992    D. Wood Jane's World Aircraft Recognition Handbk. 		(ed. 5)	 221  				Capable of Mach 2 at altitude, the Rafale will have a low-level combat radius of action of just over 1,000 km. < as lemmas  | 
	
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