100% net cash via Irrevocable Letter of Credit ('L/C') payable at sight through Letter of Credit.

问题描述:

100% net cash via Irrevocable Letter of Credit ('L/C') payable at sight through Letter of Credit.
整句话在合同中怎么翻译比较好,

翻译:可以以即期的,不可撤销的信用证,净100%全额现金支付.