文档介绍：高等学校水利类统编教材
《水利专业外语》
迟道才周振民主编
上传人单位:华北水利水电学院水利系
目录
Lesson 1 importance of water 水的重要性 2
Lesson 2 the Hydrologic Cycle 水循环 4
Lesson 3 hydrology 水文学 6
Lesson 4 underground water 地下水 10
Lesson 5 what causes flooding洪水是怎样形成的 14
Lesson 6 nature of water pollution 水污染的性质 17
Lesson 7 Planning for water resources development水资源开发规划 20
Lesson 8 reservoirs 水库 24
Lesson 9 Properties of concrete混凝土的特性 28
Lesson 10 basic concepts of reinforced concrete钢筋混凝土基本概念 33
Lesson 11 dams 坝 36
Lesson 12 embankment dams 土石坝 40
Lesson 13 concrete gravity dam on rock foundations 岩基上的混凝土重力坝 44
Lesson 14 Arch dams 拱坝 48
Lesson 15 spillways溢洪道 52
Lesson 16 design forces 设计作用力 56
Lesson 17 Significance of infiltration and process of infiltration入渗重要性及过程 60
Lesson 18 evapotranspiration 腾发量 63
Lesson 19 irrigation methods 灌溉方法 66
Lesson 20 irrigation canals灌溉渠道 74
Lesson 21 land drainage 耕地排水 77
Lesson 22 methods of applications of drip irrigation systems滴灌系统的应用方法 81
Lesson 23 hydraulic turbines水轮机 84
Lesson 24 hydro-electric power 水力发电 88
Lesson 25 differential leveling 水准测量(微差水准测量) 94
Lesson 26 construction and equipment施工和设备 99
Lesson 27 engineering economy in water resources planning水利规划中工程经济 102
Lesson 28 soil erosion and soil conservation 土壤侵蚀与土壤保持 108
Lesson 29 groundwater and climate change地下水与气候变化 112
Lesson 30 irrigation performance evaluation 灌溉运行评价 115
Lesson 31 bidding, bid opening and award of contract招标、开标和授予合同 118
Lesson 32 how to write a scientific paper如何撰写科技论文 121
Lesson 1 importance of water 水的重要性
Water is best known and most abundant of all pounds occurring in relatively pure form on the earth’s surface. Oxygen, the most abundant chemical element, is present bination with hydrogen to the extent of 89 percent in water. Water covers about three fourths of the earth's surface and permeates cracks of much solid land. The Polar Regions (原文polar regions) are overlaid with vast quantities of ice, and the atmosphere of the earth carries water vapo