外贸:the payment mode we will transfer to you 30% with our po then other 70% against delivery paper翻译?

问题描述:

外贸:the payment mode we will transfer to you 30% with our po then other 70% against delivery paper翻译?

付款方式是:我们会根据PO支付30%的预付款,70%余款根据货物单证支付.(是不是有提单的?)