Each ship has two of the 155 millimeter naval cannon known as the Advanced Gun System, a sophisticated 155 millimeter cannon and its long range land attack projectile make up this system.

每艘船都有两门被称为“先进火炮系统”的 155 毫米舰炮，一门先进的 155 毫米舰炮及其远程陆地攻击弹构成了该系统。

But over the last 12,000 years, we have lost billions of tons of carbon from our soil as humans converted grasslands and forests into agricultural fields and range lands, building roads and cities.

但在过去的 12,000 年里，随着人类将草地和森林变成农田和牧场、修建道路和城市，我们已经从土壤中损失了数十亿吨碳。

The ship's two advanced gun systems or (AGS) 920 round turrets magazines, and special long range land attack Projectile (LRLAP) ammunition are the focal points of its design, according to the Associated Press.

据美联社报道，该舰的两个先进火炮系统或（AGS）920 轮炮塔弹匣以及特殊的远程对陆攻击弹（LRLAP）弹药是其设计的重点。