This equipment is mainly used for measuring bulk density of fluid mud on river bottom and deriving the profile of bulk density with depth,and so it can be judged whether water way dredging needs to be done.

• 该仪器主要在航道部门用于测定江河水底淤泥重度随深度的变化规律 ,从而判断是否需要对航道进行挖泥疏浚 ,以保证航道畅通。