Section 1 Major Water Problems Faced by Human Beings

Review of the development of the second water-saving text

The third main branch of water-saving literature

The role of engineering hydrology in water supply and drainage engineering in the fourth quarter

The basic characteristics of the fifth research method of water-saving literature

Thinking and practicing.

Chapter II Basic knowledge of river runoff formation

The first section hydrological cycle phenomenon

Section II Hydrological Cycle Scale

Section 3 Water and Water Balance in the Earth System

Section 4 Rivers and Watershed

Section 5 precipitation

Section 6 Evaporation

Section 7 Infiltration

Section 8 Runoff and Its Formation Process

Thinking and practicing.

Chapter III Collection and Processing of Hydrological Information

Section 1 Stations and Station Networks

Section 2 Water Level Observation and Calculation

Section 3 Flow Test

The fourth quarter sediment measurement and calculation.

Fifth, data processing of water-saving text

Thinking and practicing.

Chapter IV Basic Knowledge of Hydrological Statistics

Section 1 Basic Concepts of Probability

Random variables and their distribution parameters in the second quarter

Several probability distributions commonly used in the third water-saving statistics

Section 4 Estimation of Distribution Parameters

Section 5 Calculation Method of Hydrological Frequency of Ocean Current

Section VI Correlation Analysis

Thinking and practicing.

Chapter V Annual Runoff, Flood and Low Water

Section 1 Overview

Section 2 Design Annual Runoff

Section III Annual Distribution of Design Runoff

The fourth quarter design low flow and low water level calculation

Section 5 Calculation of Design Peak Discharge and Flood Level

Thinking and practicing.

Chapter VI Calculation of Design Peak Flow in Small Watershed

Section 1 Overview

Section 2 Design Rainstorm in Small Watershed

Section 3 Calculation of Parameters of Rainstorm Intensity Formula in Small Watershed

Section 4 Regional synthesis of parameters of rainstorm intensity formula

Section 5 Reasoning formula

Section 6 Calculation of Design Peak Flow by Reasoning Formula

Section 7 Regional empirical formula

Thinking and practicing.

appendix

Attached Table1P-Ⅲ Table of Deviation Coefficient φ of Frequency Curve

Schedule 2 Frequency Grid Paper abscissa Grid Table

Table 3 the relationship between s and Cs by three-point fitting method of p-ⅲ curve

Schedule 4 Heisen probability grid paper

Schedule 5 Table of N-value of roughness of natural river course

refer to

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