水位调节: regulation of levelregulations of levelwater level control
Example Sentences:
1.
3 . the drop datum of largest water level in researched reaches increases relatively with length increase of dredging channel in definite condition of discharge and sediment and definite dredged sediment quantity or dredged morphology of transversal section 在一定的水沙条件和一定的挖沙量或一定挖河断面条件下，随挖河长度增加，研究西安理工大学工程硕士学位论文河段最大水位降落值相对越大。
