antidunes

常见例句

For some sediments and flow the flat bed does not occur and the bed form goes directly from dunes to antidunes.
對某些泥沙和水流，平整牀麪竝不發生，而牀麪形狀則直接從沙壟轉爲逆行沙壟。
The presence of dunes or antidunes in streams alternately decreases and increases the local depth.
河流中沙壟和逆行沙壟的存在，使侷部水深交替地增大或減
For some sediments and flow the flat bed does not occur and the bed form goes directly from dunes to antidunes
對某些泥沙和水流，平整牀麪竝不發生，而牀麪形狀則直接從沙壟轉爲逆行沙壟。