The protective measure was put forward for the water source area.
提出了该水源保护措施。
This paper discusses the design methods of high-grade highway in water source protection area.
论述了水源保护区高等级公路的设计方法。
This paper discusses the design methods of high-grade highway in water source protection area.
论述了水源保护区高等级公路的设计方法。
应用推荐