1) промер
2) отметка [c gray](глубины)
- sounding apparatus
- sounding board
- boat sounding
- sounding book
- echo sounding
- sounding graph
- sounding lead
- sounding line
- sounding machine
- sounding party
- sounding pipe
- sounding platform
- sounding receiver
- river sounding
- sounding rod
- roller sounding
- sea sounding
- sounding sheet
- ship sounding
- sounding stick