17.12 标准查询与下载
共找到 6 条与 相关的标准，共 1 页
Regulations for Calibration of Discharge Coefficient of Flow Measurement Radar Wave Flow Measurement System
- ICS
- 17.12
- CCS
- P 12
- 发布
- 2023-02-09
- 实施
- 2023-02-10
Hydrological flow monitoring UAV operating procedures
- ICS
- 17.12
- CCS
- P12
- 发布
- 2021-10-28
- 实施
- 2022-01-01
River and Lake Ecological Base Flow Monitoring Regulations
- ICS
- 17.12
- CCS
- P12
- 发布
- 2021-10-28
- 实施
- 2022-01-01
Detection method of flow parameters of coal mine pipeline gas drainage comprehensive parameter measuring instrument
- ICS
- 17.12
- CCS
- B06
- 发布
- 2020-11-01
- 实施
- 2020-11-25
Specifications for water channel observation
- ICS
- 17.12
- CCS
- P12
- 发布
- 2017-04-06
- 实施
- 2017-07-06
本标准规定了机井水表的术语、水表选用、施工安装及维护保养要求等。本标准适用于北京市农村地区机井用水表。其他用途的机井水表可参照执行。
Code of practice for meter installation and maintenance of rural pumping well
- ICS
- 17.12
- CCS
- N12
- 发布
- 2005-5-10
- 实施
- 2005-6-10
