除信用证项下正常交单外,还存在含有不符点单据的交单。 ( )
参考答案:对
A complete investigation into the accident should lead to improved standards and should ______ new operating procedures.
A.attribute
B.result in
C.match with
D.proceed with
由外来的自然物质或人工堵塞河道,抬高水位形成的是自然堰塞湖。( )