district sales manager,regional sales manager,area sales manager ,有没有什么区别 .我们所说的大区经理,用哪一种用法?

manag 英语翻译The district manger is the key to the success of the sales representatives in his district. district sales manager,regional sales manager,area sales manager ,有没有什么区别 .我们所说的大区经理,用哪一种用法? sales sales sales district是什么意思? total sales sales reference sales是什么意思 sales是什么意思 Sales promotion sales cold sales leads generate sales have sales . sales manager. after-sales