第1个回答 2013-04-23
The night crosses Hunan water Meng Haoran the guest boat corrupt advantage to ford, dark in crosses the Hunan Sichuan. the dew was mad that Wen Fangdu, the singing sound knowledge picks the lotus. the boatman throws the shore fire, the fishing sleeps the deep pool smoke. the traveling companion phase asked that nearby Xunyang where. asked that the Huai water white lives safely from sigh the fame and fortune guest, chaotically in the world. the what long Huai water, east isn't the class also idle? light liquor bend Li Bai light liquor water next fall date. the Lake Nanhu picks Bai Ping. lotus tender desire language. worried that kills the rowing a boat person. Worried that moonset Wu Tishuang all over the sky, the river wind fishing boat lights to worries to sleep. sun set native place where is, in the smoke wave river causes the human to worry; desert crisscross rope made of twisted bamboo strips ice, cloud of gloom dreary Wan Lining. the dawn mirror but worries the silver temples to change, the night recites should think that the moonlight is cold. the mist thick cloud will worry forever daytime, the borneol will melt metal the beast. the enormous and powerful sorrow of parting is daytime slanting, recites east the whip to refer to is a horizon; The coal dust is not heartless, changes to makes spring the putty to protect the flower.
第2个回答 2013-04-23
Concept of water resources; Effects of urbanization on water resources and hydrology; Water resources and hydrological data and its collection; Variability of water resources and hydrological features due to human activities and climate change; Calculation and distribution of rainfall, evaporation, surface water resources, groundwater resources, repeated part of surface water and groundwater, and total quantity of water resources; Assessment of regional water resources; Calculation of usable surface water resources, water supply, and exploitable groundwater resources; Prediction of water demand; Analysis of guaranteed level of water supply for water demand; Assessment of water pollution sources and surface water quality; Theory of sustainable exploitation of water resources; Multi-objective analysis of water resources; Optimal allocation of water resources; Greenhouse effect of urbanization; Concept and calculation method of designed storm; Calculation and temporal distribution of designed storm in urban area; Calculation of infiltration and net rainfall in urban area; Theory and calculation approach of rainfall-runoff in urban area; Concept of point source and non-point source of water pollution, and formation of water pollution in urban area; Low of conversation of quantity for calculation of the accumulated quantity of surface pollutants.
第3个回答 2013-04-23
A drop of water, a piece of green, one earth.
Water is the source of life, please save water.
Freshwater in reducing waste, is not good. If you don't save, the consequences may not be small.
Save water glorious, shameful waste water.
Save every drop of water, for the benefit of mankind.
Cherish every drop of water, have a better tomorrow.
Our country can not do without, the water of life can not be dry.
Water is the source of life.
To save energy, poverty relief.
Waste water water move can not have water, water saving from the heart can not be without.
Energy conservation, is everyone's responsibility.
Save water, cherish life.
Please cherish every drop of water.
Saving water is to cherish life.
Conservation of water resources, it is our responsibility.
Please cherish, cherish every drop of the source of life.
Save water, cherish life.
Everyone to protect the water, protect environment.
Everyone to save water, is water resistant.
Conservation of resources, for the benefit of future generations.
The source of life, should be saved.
Save water, begin from me.
Water is the source of life, water conservation.
Conservation of water resources, the responsibility of everyone.
Promote water conservation.
Everyone to protect the water, save lives.
Resources are very important, everything can not be less.
Protection of water resources, everyone should be responsible.
Please protect the water resources.
The water is the human public resources, everyone should protect the water resources.