英语翻译Thehavebuiltrobotsthatcanrecognizetheerrorofamachinepanelbyafractionofamillimeterinacontrolledfactoryenvironment.请先帮忙翻译,然后分析其结构,特别指出by的i用法；谢谢!

Question

英语翻译
The have built robots that can recognize the error of a machine panel by a fraction of a millimeter in a controlled factory environment.
请先帮忙翻译,然后分析其结构,特别指出by的i用法；谢谢!

Answer 1

They have built robots that can recognize the error of a machine panel by a fraction of a millimeter in a controlled factory environment.他们已造出了这样的机器人：能够在控制的工厂环境下,识别一台机器面...