As an example of the optimization design of the power train parameters in the type of XL2000 PEV, the established optimization model was validated.是什么意思_As an example of the optimization design of the power train parameters in the type of XL2000 PEV, the established optimization model was validated.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句