irrevocable documentary letter of credit

基本解释

For export, we usually adopt irrevocable Letter of Credit available by seller's documentary drafts at sight.
对于出口货款，我们通常采用卖方出具的以…
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We have instructed our bank to open an irrevocable documentary letter of credit in your favor. The amount is $ 1,600.00.
我们已通知我方银行开立以你方为受益人的、不可撤消的、跟单信用证，其金额为一千六百美金。
The Buyer provides within 3 working days a Non-Operative, Irrevocable, Non-transferable Usance 90-days After Sight DLC (Documentary Letter of Credit) for the Seller's bank approval.
买方银行需在3天工作日内开出不可辙消，不可转让且不可操作的90天远期跟单见票信用证给卖方银行确认。