来源：环球网 在突尼斯西北部卡夫省的梅莱格河谷，一座承载着水资源利用与能源开发使命的大坝正拔地而起。作为 中国电建的建设者携新型硬质填料坝技术出征，在跨国工程的重重考验中，以一系列突破性创新铸就北 非大地的"环境友好型大坝"，书写中国建造的非洲水电新史诗。 标准破壁：让中国技术"说通"欧美规范 跨国工程的第一道关卡，是300余项欧美标准与国内规范的"语言鸿沟"。从材料指标到施工工艺，差异 并非简单的单位转换，而是技术逻辑的系统适配。 项目组建专业标准研究小组，以"解码+融合"为路径攻坚：系统研读500余页国际技术手册，对比23个欧 美大坝工程案例，从骨料的试验方法，到混凝土能使用多久的要求，经过几百次的讨论和论证，不仅把 技术标准准确地转换过来，还把中国多年的筑坝经验和欧洲标准巧妙地结合在一起。 大坝的建设过程，是中国建设者用创新、责任与合作精神书写的壮丽篇章。面对跨国工程中的各种难 题，他们没有退缩，而是凭借着智慧和勇气，一次次突破技术瓶颈，成功跨越了标准差异、材料性能、 施工工艺等重重障碍，用实际行动展示了中国建造的实力。 绿色创新：科技赋能生态与民生双赢 在梅莱格大坝项目建设中，中国电建团队的创新不仅停 ...

Overview - Water conservancy is a crucial foundation for national economic and social development, directly related to flood safety, water supply safety, food security, economic security, ecological security, and national security [1][10] - In 2023, the number of ongoing water conservancy construction projects in China reached 41,014, a year-on-year increase of 0.82% [10] - The investment scale of ongoing projects reached 54,797 billion yuan, a year-on-year increase of 26.81% [10] - The completed investment in water conservancy construction projects amounted to 9,089 billion yuan, a year-on-year increase of 7.03% [10] Market Policies - The Chinese government has issued several policies to support water conservancy infrastructure construction, including guidelines for financial support, water resource conservation, and the promotion of contract water-saving management [5][7] - Policies aim to enhance the construction of major water conservancy projects, rural water facilities, and water-saving renovations, providing clear direction for the development of the water conservancy construction industry [5] Industry Chain - The upstream of the water conservancy construction industry includes suppliers of building materials such as cement, steel, and sand, as well as suppliers of hydropower equipment [8] - The midstream consists of water conservancy construction enterprises involved in surveying, design, consulting, supervision, and construction [8] - The downstream includes government departments, urban investment companies, and port enterprises, with government playing a leading role in planning, approval, and regulation [8] Competitive Landscape - As of March 2025, there are 304 construction enterprises with a level one or above qualification in water conservancy, including 36 enterprises with special qualifications [12][14] - Major companies include China Power Construction Group, China Railway Eighth Group, and China Water Resources and Hydropower Third Engineering Bureau, which have strong financial strength and project management experience [12][13] Development Trends - The importance of ecological protection in water conservancy projects is increasing, with a focus on ensuring harmony between water projects and the natural environment [24] - Investment in water conservancy projects in central and western regions is expected to increase, driven by national strategies such as the Western Development and Rural Revitalization [24] - Chinese water conservancy construction enterprises are likely to expand their international market presence through technology exports and engineering contracts under the Belt and Road Initiative [24]