changes in erosion and deposition
siltation and erosion changes of topography
the transfer of and changes in property rights of enterprises
tied-in silt and discharge
erosion and silt feature
resistance to silt erosion and cavitation
silt erosion and deposition
abrupt changes in the cross-sectional area of a tu
abrupt changes in the cross-sectional area of a tunnel
analysis of changes in financial position
analysis of changes in unappropriated surplus
annual changes in water quality categories
Balance and changes of phosphorus
Biochemical changes in blood and milk