Based on the requirement of similar scale restricted on the fixed bed river model and the characteristic of the river, the river model for Fanglin stretch of Huaihe river main stream is designed.

本文根据定床河工模型需满足的相似比尺要求，结合河道的特点，对淮河干流方临河段河工模型进行设计。

youdao

Now the river bed is bone dry.

目前河床十分干燥。

《柯林斯英汉双解大词典》

Researchers working in the Black sea have found currents of water 350 times greater than the river Thames flowing along the sea bed, carving out channels much like a river on the land.

在黑海进行研究工作的科研人员发现了在海床上奔涌的水流，它们的流量是泰晤士河的350倍，如同陆地上的河流一样冲刷蚀刻出水道。

youdao

"Like a dry river bed in New Mexico or Arizona.

VOA: special.2009.07.08

But at the time of the strike, the vehicles had apparently become stuck in a river bed.

BBC: Merkel regrets Afghan raid deaths

Police and coastguards have searched a river bed around a ferry for the body of a teenager.

BBC: River bed searched in Jordan Cobb hunt

"The whole river bed here was full of people, " Samaruddin's uncle Nasraddin remembers.

BBC: The Afghan 'green-on-blue' attacker seen as a hero