水电工程节能验收技术导则
Technical Guide for Energy - Saving Acceptance of Hydropower Projects
2021-01-07
GB/T 50649-2011
水利水电工程节能设计规范(附条文说明)
Code for design of energy saving for water resources and hydropower projects
SY/T 6768-2009
油气田地面工程项目可行性研究及初步设计节能节水篇（章）编写通则
Compiling guides for energy-&-water-saving section of feasibility study and base design in oil & gas field surface facility construction projects