Standards

DB51/ 3352-2026

本文件规定了四川省规模化畜禽养殖排污单位污染物排放控制、污染物监测，以及实施与监督要求等内容。 本文件适用于四川省规模化畜禽养殖排污单位的污染物排放管理，以及规模化畜禽养殖排污单位建设项目的环境影响评价、环境保护设施设计、竣工环境保护设施验收、排污许可证核发及其投产后的污染物排放管理。 本文件的水污染物排放控制限值不适用于畜禽养殖污水资源化利用时的水质控制要求。

Publish Date: 2026-03-18

DB51/T 3351-2025 Lithium battery enterprise production safety risk management and technical specifications

Publish Date: 2025-12-23

DB51/T 3350-2025 Heavy machinery design specifications for deep-hole design

Publish Date: 2025-12-23

DB51/T 3349-2025 Laser-arc additive/subtractive manufacturing process specification for thin-walled metal components

Publish Date: 2025-12-23

DB51/T 3348-2025 Unmanned aerial vehicle test flight verification base general technical requirements

Publish Date: 2025-12-23

DB51/T 3347-2025 Unmanned aerial vehicle test flight verification base safety management specification

Publish Date: 2025-12-23

DB51/T 3346-2025 Overload-saving and environmental-friendly intelligent traction transformer design specification

Publish Date: 2025-12-23

DB51/T 3345-2025

Publish Date: 2025-12-23

DB51/T 3344-2025 The safety technology inspection line for hydrogen fuel cell vehicles

Publish Date: 2025-12-23

DB51/T 3343-2025 The technical requirements for operating safety monitoring system of hydrogen fuel cell vehicles

Publish Date: 2025-12-23

DB51/T 3342-2025 Management and Operation Standards for Synthetic Liquid Fuel in Cooking Appliances

Publish Date: 2025-12-23

DB51/T 3341-2025 The energy consumption limit for producing vanadium-titanium-containing steel and slag-iron products using an electric arc furnace

Publish Date: 2025-12-23