Taking the eddy current in large-scale man-made water body as the object,according to the eddy dynamic theory,and based on the analysis on the test data,this paper gives the estimated value of the characteristic order of different scales of the eddy current in large-scale man-made water body,and analyzes on the changing trends of them.

Temperature simulation in large reservoir;

Design and realization of information system for large reservoir resettlement plan and management;

Based on the investigation of 27 large reservoirs in Yangtze Basin, this paper dealed with the causes and characteristics of the eutrophication in these reservoirs.

Toxicity Detection of Drinking Water Polluted by Pesticide with Daphnia Magna;

Results:Daphnia magna could detect the toxicity of drinking water and water resource polluted by 0.

According to the assessment and analysis of water quality moni to r data of large-scale reservoir in Shanxi Province from 1983 to 1985 and from 1996 to 1998,this article indicated that after treatment simply 67% reservoir water quality is satisfied to each kind of use, the pollution of the other 33% polluted reservoir extremely was also unitary.

The 5 large-scale reservoirs of Xinyang in Henan province have played more and more important roles in the regional economics and society progresses.

The leakage calculation formula for comb labyrinth seals of large water pump oil lubricated guiding bearings was derived.

The leakage calculation formula for end face seal of large water pump oil lubricated guiding bearings was derived in theory.