“沉沙”造句

等容粒径在沉沙输移中意义不大.
The nominal diameter has little significance in sediment transportation.

泥沙在沉沙池中沉降效果的好坏,与池内水流流场分布直接有关.
The effection of sands deposition is relation with the distribution of flow field in basin.

• #沉沙