求英语高手帮忙翻译下,谢谢翻译内容： 卖方在买方提货完毕后,以实际提货数量乘以实际销售单价结算货款,与预付款相抵,多退少

很高兴为您解答如下：
卖方在买方提货完毕后,以实际提货数量乘以实际销售单价结算货款,与预付款相抵,多退少补,并于买方提货完毕后向买方开具发票及提供有关单据.
After buyer's fetching the goods,the seller will charge on basis of multiplying actual delivered quantity by unit price.Decducted by the downpayment,any excess payment shall be refunded and deficiency shall be paid.Invoice and related documents will be respectively issued and provided to the buyer after its taking delivery of goods.
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你该找个商英翻译了，这么省钱不好

------------------原文------------------
买方提货完毕后，以实际提货数量乘以实际销售单价结算货款，与预付款相抵，多退少补，并于买方提货完毕后向买方开具发票及提供有关单据。
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After the completion of the buyer to take del...