Warning: file_put_contents(): Only 0 of 6471 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/totle.com.cn/index.php on line 55 documentary clean credit是什么意思，documentary clean credit的翻译，documentary clean credit音标、读音、用法和例句_乐豆毛深蓝词典
Clean letters of credit are mainly used in non-trade settlement, while documentary credits are generally used in commodity trade. 光票信用証主要用於非貿易結算，而在商品貿易中一般使用跟單信用証付款。