The document appears to discuss various concepts related to water quality, highlighting key factors and metrics for assessing it. It likely emphasizes the importance of maintaining water quality standards for public health and ecological balance. Additionally, it may provide guidance for monitoring and improvement strategies.

2. ∠ 倀椀琀挀栀攀搀 刀漀漀昀 吀爀甀猀猀 ∠ 䰀愀琀琀椀挀攀 䜀椀爀搀攀爀
∠ 倀愀爀愀氀氀攀氀 䌀栀漀爀搀 吀爀甀猀猀 ∠ 一漀爀琀栀 䰀椀最栀琀 吀爀甀猀猀
∠ 䬀椀渀最 倀漀猀琀 吀爀甀猀猀 ∠ 嘀椀攀爀攀渀搀攀攀氀 吀爀甀猀猀
∠ 儀甀攀攀渀 倀漀猀琀 吀爀甀猀猀 ∠ 䬀 ⴀ 吀礀瀀攀 吀爀甀猀猀
∠ 倀爀愀琀琀 吀爀甀猀猀 ∠ 倀椀琀挀栀攀搀 刀漀漀昀 吀爀甀猀猀
∠ 䠀漀眀攀 吀爀甀猀猀
∠∠ 䘀椀渀欀 吀爀甀猀猀
∠ 䘀愀渀 吀爀甀猀猀
∠ 匀挀椀猀猀漀爀 吀爀甀猀猀
∠ 圀愀爀爀攀渀 䜀椀爀搀攀爀
䔀砀琀攀爀渀愀氀 氀漀愀搀猀 漀渀 琀栀攀 渀漀搀攀猀
吀攀渀猀椀漀渀 洀攀洀戀攀爀猀
䌀漀洀瀀爀攀猀猀椀漀渀 洀攀洀戀攀爀猀
吀攀渀猀椀漀渀 愀渀搀 䌀漀洀瀀爀攀猀猀椀漀渀 洀攀洀戀攀爀猀

3. 倀椀琀挀栀攀搀 刀漀漀昀 吀爀甀猀猀
倀愀爀愀氀氀攀氀 䌀栀漀爀搀 吀爀甀猀猀

4. 吀爀愀搀椀琀椀漀渀愀氀 䬀椀渀最 倀漀猀琀 吀爀甀猀猀
䔀爀戀 䘀愀爀洀 䈀爀椀搀最攀 椀渀 儀甀攀攀渀 琀爀甀猀猀

5. 圀爀漀甀最栀琀 䤀爀漀渀 䈀爀椀搀最攀 䌀漀洀瀀愀渀礀Ⰰ 伀栀椀漀䌀漀琀琀漀渀眀漀漀搀 刀椀瘀攀爀 倀爀愀琀琀 吀爀甀猀猀 䈀爀椀搀最攀

6. 䘀䤀一䬀 吀刀唀匀匀
䘀䤀一䬀 吀刀唀匀匀
匀䌀䤀匀匀伀刀 吀刀唀匀匀

7. 一漀爀琀栀 氀椀最栀琀 吀爀甀猀猀
䰀愀琀琀椀挀攀 戀攀愀洀猀
圀椀氀氀猀 䌀爀攀攀欀 䈀漀氀氀洀愀渀 䈀爀椀搀最攀

8. 䄀 嘀椀攀爀攀渀搀攀攀氀 戀爀椀搀最攀Ⰰ 眀栀椀挀栀 氀愀挀欀猀 搀椀愀最漀渀愀氀
攀氀攀洀攀渀琀猀 椀渀 琀栀攀 瀀爀椀洀愀爀礀 猀琀爀甀挀琀甀爀攀
䄀 嘀椀攀爀攀渀搀攀攀氀 琀爀甀猀猀 愀渀搀 䈀爀椀搀最攀
刀愀洀搀椀 䈀爀椀搀最攀
䬀 ⴀ 吀礀瀀攀 琀爀甀猀猀 嘀椀攀眀 漀昀 䬀 ⴀ 吀礀瀀攀 吀爀甀猀猀

9. 圀伀伀䐀
䈀愀洀戀漀漀 䌀漀渀渀攀挀琀椀漀渀猀
匀琀攀攀氀 䌀漀渀渀攀挀琀椀漀渀猀

11. 䠀愀瘀攀氀漀挀欀 䈀爀椀搀最攀 漀渀 琀栀攀 氀攀昀琀 愀渀搀 䜀漀搀愀瘀愀爀椀 䄀爀挀栀 䈀爀椀搀最攀 漀渀
琀栀攀 爀椀最栀琀⸀