Combining GPS(Global Position System) and the data logger system,mobile measurements were carried out under clear weather and light wind conditions to research the urban heat island effect in Beijing.

The comparison and processing of current observation data by ADCP at a given position in the estuary and shallow sea;

Analysis model and method of seepage observation data for earth rock-fill dams;

This paper introduces theexperiment of flow pattern observation and water pressure fluctuation performed on a model turbine for ThreeGorges Power Station.

Having replaced the upstream inflow box culvert with constant rectangular section by a divergent one,the results of flow pattern observation and flow field measurement in the collecting basin show that the uniformity of flow field in the basin is improved remarkably.