antidunes中文什么意思

反向沙波

例句与用法

1. The presence of dunes or antidunes in streams alternately decreases and increases the local depth .
   河流中沙垄和逆行沙垄的存在，使局部水深交替地增大或减小。
2. For some sediments and flow the flat bed does not occur and the bed form goes directly from dunes to antidunes .
   对某些泥沙和水流，平整床面并不发生，而床面形状则直接从沙垄转为逆行沙垄。