| 1. | Shutoff control is by means of an adjustable spring
切断控制通过可调整弹簧实现。 |
| 2. | Model tdb hydraulic pump for profile control and water shutoff
液压堵水调剖泵 |
| 3. | Install a shutoff valve in the cold water inlet line
在冷水进水管处安装一个关闭阀。 |
| 4. | The test cock is on the inlet side of the shutoff valve
测试旋塞位于关闭阀的进口一侧上。 |
| 5. | There can be no shutoff valves downstream of an avb
在大气真空断路阀的下游不能有关断阀。 |
| 6. | Marine manually operated shutoff valves for flammable liquids
船舶用可燃液体人工操作断流阀 |
| 7. | The downstream shutoff should be closed
下游的关闭阀应该关闭。 |
| 8. | No downstream shutoff valves are allowed
不允许有下游关闭阀。 |
| 9. | Emergency shutoff valve for lpg equipment . technical specification
液化石油气设备用紧急切断阀.技术条件 |
| 10. | Manually operated quarter - turn shutoff valves for use in plumbing systems
管道工程用手动直角转弯截止阀 |
