In addition an anti-aircraft battery of 4.7 inch guns was included with dedicated fire control equipment , whereas in previous ships the anti-aircraft guns could only be manually - aimed in the rough direction of approaching aircraft , a method which proved ineffective .
In addition an anti-aircraft battery of 4.7 inch guns was included with dedicated fire control equipment . 
 In previous ships the anti-aircraft guns could only be manually - aimed in the rough direction of approaching aircraft , a method which proved ineffective .