All business is to be transacted against confirmed and irrevocable letters of credit.
所有支票都应按保兑的,不可撤消的信用证支付.
网络期刊摘选
In this connection , the two sides to require banks secured, open letters of credit.
就此, 双方要求银行作保, 开信用证.
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Letters of credit in terms of soft Fangbushengfang today, this warning also applies to the seller.
在信用证软条款防不胜防的今天, 这一告诫同样适用于卖方.
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