求翻译：请查收附件近期送SZ的清单,SZ给我们的价格是对外原价的7折,而不是我们所报价格的7折.所以黄色highlight部分差额较大.是什么意思？

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Please find enclosed the annex recently sent SZ SZ list to our prices are external price, rather than the 7% discount for the price of our 10% discount for 7 yellow highlight part of the difference is larger.

Please search and collect the appendix to deliver SZ in the near future the detailed list, SZ for ours price is the foreign initial cost 7 booklets, but is not we reports the price 7 booklets. Therefore the yellow highlight partial differences are big.

Please check your list of attachments sent in the near future SZ, SZ is the price of foreign to us 70 percent of the original price, rather than what we reported that 70 percent of the cost of. the yellow highlight part of the difference between the larger.