数学模型在研究贺江航道整治中的作用的翻译：Role of mathematical model to the study of Kae waterway 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The role of mathematical models in the study Hejiang waterway remediation

Role of mathematical model to the study of Kae waterway

The mathematical model in studies in the River jiang route improvement the function

Mathematical models in the study he's role in the flight path control

Role of mathematical model to the study of Kae waterway