短語詞組短語irrevocable documentary letter of credit [金融]不可撤銷跟單信用證;不可撤消信用證;不可撤消跟單信用證Irrevocable Sight Letter Of Credit 不可撤銷即期信用狀Irrevocable u letter of credit 不可撤消信用狀Irrevocable Standby Letter of Credit 不可撤銷的信用證;備用信用證an irrevocable letter of credit 不可撤銷信用證Sight irrevocable letter of credit 即期不可撤銷信用證ILC irrevocable letter of credit 不可撤銷信用證confirmed irrevocable letter of credit 保兌不可撤消即期信用證 返回 irrevocable letter of credit