如果我方接受你方发盘，将开立以你方为受益人的不可撤销信用证在中国付款交单。
In the event of our acceptance of your offer we shall open an irrevocable L/C in your favor, payable in China against shipping documents.
撤销报价意思是，发盘人由于某种原因在报价到达受盘人处前或报价生效前撤销其报价。
Withdrawal of offer means that the offeror, for some reason, withdraws his offer before it reaches the offeree or before it becomes effective.
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