variable-displacement motor造句

例句与造句

1. Analysis , modeling and simulation were performed on the electric - hydraulic proportional variable - capacity pump and variable - displacement motor system
   对电液比例变量泵和变量马达系统进行了分析、建模与仿真。
2. It's difficult to find variable-displacement motor in a sentence. 用variable-displacement motor造句挺难的