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发表于 2012-6-11 11:01
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fdbiology 发表于 2012-6-11 10:54 
打不穿!?
照你这么说,为什么日本人自己认为大和只想当于1.5个SD呢?
Armor Penetration 2,700 lbs. (1,224.7 kg) AP Mark 8 Shell
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Range Side Armor Deck Armor Striking Velocity Angle of fall
0 yards (0 m) 29.74" (755 mm) --- 2,300 fps (701 mps) 0.0
5,000 yards (4,572 m) 26.60" (676 mm) 0.76" (19 mm) 2,090 fps (637 mps) 3.0
10,000 yards (9,144 m) 23.51" (597 mm) 1.87" (28 mm) 1,900 fps (579 mps) 6.8
15,000 yards (13,716 m) 20.47" (520 mm) 3.04" (77 mm) 1,743 fps (529 mps) 11.7
20,000 yards (18,288 m) 17.62" (448 mm) 4.29" (109 mm) 1,604 fps (489 mps) 17.9
25,000 yards (22,860 m) 15.05" (382 mm) 5.76" (146 mm) 1,521 fps (463 mps) 25.4
30,000 yards (27,432 m) 12.77" (324 mm) 7.62" (194 mm) 1,490 fps (454 mps) 34.1
35,000 yards (32,004 m) 10.49" (266 mm) 10.57" (268 mm) 1,531 fps (488 mps) 45.2
Notes:
1) The above information is from "Battleships: United States Battleships 1935-1992" for a muzzle velocity of 2,300 fps (701 mps) and is based upon the USN Empirical Formula for Armor Penetration.
2) Side Armor penetration with the originally planned AP Mark 5 was 29.68" (754 mm) at the muzzle, 16.24" (412 mm) at 20,000 yards (18,288 m) and 10.02" (210 mm) at 35,000 yards (32,004 m). Information is from "Battleships: United States Battleships 1935-1992" for a muzzle velocity of 2,520 fps (768 mps).
这个是超重弹的mk6,北卡可以用
但是20000码一样打不穿410/20度的主装 |
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