50年前,坦克的发动机功率不足,电台工作也不可靠,炮长校正射击时要依靠肉眼来观察弹着点,此外还根本不具备夜战能力。现代坦克则有极强的机动能力,在坦克炮昼夜射击时都能获得较高的首发命中率,坦克间数字式网络的建立更使战斗效率大为提高。本文通过对一系列现装备主战坦克的介绍,探讨了坦克装甲、武器、推进系统和火控系统的发展趋势。 50 years ago, the tank engine power is not enough, radio work is not reliable, the gunner correction shot to rely on the naked eye to observe the bombing point, in addition it does not have night fighting capabilities. Modern tanks have very strong mobility, can shoot at the day and night when the tank gun can get a higher starting hit rate, the establishment of digital networks between tanks more greatly improved combat efficiency. This article explores the development trend of tank armor, weapons, propulsion system and fire control system by introducing a series of existing main battle tanks.