像这些蓝图中的大型项目需要大量的经验丰富的工程师、技术工人和建筑师，还有专业化设备。
Megaprojects like those now coming off the drawing boards require large Numbers of experienced engineers, skilled workers and architects, as well as specialized equipment.
量子化学计算机模型已经建立，这是一种十分强大的技术手段，可让化学工程师制造出某种设备，以达到从原子水平上控制化学反应的目的。
Powerful tools such as quantum-chemical computational models allow chemical engineers to build structures that can control reactions at the atomic level.
多年前，工程师们开发了一种通过RAID技术将便宜的存储设备集中到一个较大的组群中的方式。
Many years ago, engineers developed a way of gathering cheap storage devices into larger groupings through RAID technology.
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