It was easier, though never easy, for them to grasp the Patriot system operations and maintenance concepts.

对他们来说，掌握爱国者系统的操作和维护概念更容易，虽然从来都不容易。

That's DA Bob Carney. O and M is the operations and maintenance department, the one Raucci ran.

那是检察官鲍勃 · 卡尼。 O 和 m 是操作和维护部门，是劳奇负责的部门。Bob Carney鲍勃 · 卡尼。

Over time, they say lower operations and maintenance costs will more than make up the difference. For the kids who will get to use this space, the difference is priceless.

随着时间的推移， 他们表示较低的运营和维护成本将足以弥补差异。 对于将要使用这个空间的孩子们来说， 差异是无价的。