mill ,factory,plant ,manufacturer 什么区别?

mill ,factory,plant ,manufacturer 什么区别? mill factory station plant 有什么区别? Manufacturer ,factory,plant的区别 FACTORY MILL PLANT 这三个词有什么分别? factory和plant的区别? 请教```plant跟factory在使用上有何区别? work plant factory firm company等等的区别 Country of Origin 和Country of Manufacturer有什么区别? system manufacturer什么意思 make, produce, manufacturer的区别 mill 什么意思? plant the trees对不对 与plant trees 有什么区别