dual engine drive是什么意思

用法例句

Develops a mathematical model of synchronized follow-up control system for the mechanical systemwith dual drives,and a variable-structure compound controller is designed.

提出了双机传动机械系统同步跟踪控制的策略，构造了交流双机传动机械系统同步跟踪控制系统的数学模型，设计了变结构复合控制器。