On some units, the dual-37mm AAA gun on the bow deck was replaced by a more powerful single-barrel 85mm gun.
在一些扫雷舰上，在舰艏甲板上的双- 37毫米aaa炮被一座更有威力的单管85毫米炮代替。
2
The fifth vessel (774) with an Russian-made AK-176 single-barrel 76mm gun was commissioned in 2001 but the vessel was damaged in an accident in June 2006.
If it's a single value (for example, an upper bound on a shoe size, or the maximum number of monkeys that can fit in a barrel), leave the constant as it is.