擔保信用狀 信用狀 履約擔保狀 銀行擔保狀 銀行保證狀 獨立性原則 詐欺例外 權利濫用例外 假處分 假扣押 請求即付保證 擔保契約 自主性原則 Standby letters of credit Letters of credit Performance bonds Bank guarantees Documentary guarantees The independence principle The fraud exception Abuse of right Misuse of right Preliminary injunctions Interim injunctions Attachments Mareva injunctions