main battery meaning in English

主电池
主炮；主炮组
主要的武器

Remove the lens , the viewfinder piece , cf - card , main battery and back - up battery . if you have the shoulder strap mounted remove that too
第二步,拿掉镜头,眼罩(如果你不会,就看看说明书) , cf卡,主电池和后备电池,肩带
In seven minutes , tracking by radar , washington sent 75 rounds of 16 - inch and 107 rounds of 5 - inch at ranges from 8 , 400 to 12 , 650 yards , scoring at least nine hits with her main battery and about 40 with her 5 - inchers , silencing the enemy battleship in short order
华盛顿号借助雷达的指引，在7分钟内发射了75发406毫米主炮炮弹和107发127毫米副炮炮弹，射程在12650码到8400码之间。据统计，其中至少有9发主炮炮弹和40发副炮炮弹命中目标，敌方战舰的火力被迅速压制。