Question

请帮忙翻译英文一下句子，并分析其结构；

The have built robots that can recognize the error of胆碃册度夭道差权倡护 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胆碃册度夭道差权倡护：能够在控制的工厂环境下，识别一台机器面板的的错误，并且误差在一毫米。