英语语法分析

The main contents include theory econometrics and applied economic metrology.

主要内容包括理论计量经济学和应用经济计量学。

Frequency combs have dramatically simplified and improved the accuracy of frequency metrology.

频率梳显著简化了频率测量并大大提高了测量的准确度。

Light sources, narrow and broadband, as well as the metrology and medical outcomes they produce, are discussed.

光源，狭窄和宽带，以及测量和医疗成果，他们生产的，这里讨论。