Research the better performance, reasonable structure, lower cost of transmission has become urgent.

研究性能良好、结构合理、成本更低的变速器则成为迫切需要。

youdao

Research the better performance, reasonable structure, lower cost of transmission has become urgent.

研究性能良好、结构合理、成本更低的变速器则成为迫切需要。

youdao