| 1. | Must be connected to an adequate discharge line 必须与适当的排泄管道连接。 |
| 2. | A study of zero discharge line for electroplating rinse water 电镀漂洗水无排放自动生产线的研究 |
| 3. | Cleaning technology of power station boiler , condenser and discharge line 火力发电厂电站锅炉、凝汽器、排灰管清洗技术; |
| 4. | Never pipe the discharge line directly into a drainage ditch , sewer or sump 不要把排泄管直接插入排泄地漏、污水管或污水坑里。 |
| 5. | Must be installed to allow complete drainage of both the valve and discharge line 必须安装到具有完全排泄能力的阀门和排泄管上。 |
| 6. | Use short or standard length thermostat . vertical discharge line must be installed with its direction downward 适用于较短或标准长度温控杆。垂直排泄管必须安装在它的下方。 |
| 7. | Must not be smaller than the pipe size of the relief valve or have any reducing coupling installed in the discharge line 在安全阀和排泄管之间不要加盖、闭塞、堵塞或包含任何阀门。 |
| 8. | Must not be smaller than the pipe size of the relief valve or have any reducing coupling installed in the discharge line 不能小于安全阀的管道口径,也不能在排泄管上安装任何缩径管接头。 |
| 9. | A discharge line should be piped from the air gap at the relief valve connection making sure that there is adequate drainage 应该在安全阀连接处的气隙(或称气隙)接出排泄管,确保有充分的排泄。 |
| 10. | To prevent water damage , the valve must be properly connected to a discharge line which terminates at an adequate drain 为了防止水的破坏,这些阀门必须与排水管道连接,以便能够将水排到适当的排水口。 |