Scientific adjustment for river functional zoning is put forward in order to guarantee water source unpollute…

在严格保证水源地不受影响的前提下，为水功能区划的适时调整提出科学论证。

youdao

Scientific adjustment for river functional zoning is put forward in order to guarantee water source unpollute…

在严格保证水源地不受影响的前提下，为水功能区划的适时调整提出科学论证。

youdao