below the sill of the under sluices above the sill of the under sluices at the maximum flood level at the same level as the sill of under sluices
Answer Discuss in Comment
"Scientists dream about doing great things. Engineers do them."
PSC Advertisement ⏩ | Federal PSC | Bagmati PSC | PSC Karnali | PSC Lumbini | PSC Sudurpaschim | PSC Gandaki | PSC State 1.
