There are few to the mechanical profession marketing research in domestic, are less fundamental research regarding the specific profession mechanical marketing.

国内对机械行业的营销研究较少，对于特定行业的机械营销理论研究就更少。

youdao

There are few to the mechanical profession marketing research in domestic, are less fundamental research regarding the specific profession mechanical marketing.

国内对机械行业的营销研究较少，对于特定行业的机械营销理论研究就更少。

youdao