其次，文章介绍了营销渠道的基础理论知识和专业对讲机销售渠道的建立和管理控制。
Secondly, this article introduces the basic theoretical knowledge of marketing channel and transceiver sales channels establishment and way of control.
其次，文章介绍了营销渠道的基础理论知识和专业对讲机销售渠道的建立和管理控制。
Secondly, this article introduces the basic theoretical knowledge of marketing channel and transceiver sales channels establishment and way of control.
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