There are also non-trivial engineering decisions on how to process the video stream.

在处理视频流方面，研究中也使用了一些重要的工程决策。

In order to achieve this incredible rate of water recycling, the city of Las Vegas has enacted a number of ingenious policy and engineering decisions.

为了实现这一惊人的水循环利用率，拉斯维加斯市制定了许多巧妙的政策和工程决策。