1.Hydrostatic test pressure is:
1.水压试验压力为:
2.Air test pressure is:
2.气密性试验压力为:
3.Pressure holding time is:
3.试压保压时间为:
4.Test passes when:
4.试验合格标准是:
5.Damaged pipe must be:
5.管道破损处理方式:
6.Low pressure gas is:
6.燃气低压范围是:
7.Medium pressure is:
7.中压范围是:
8.High pressure is:
8.高压范围是:
9.Low pressure material is:
9.低压燃气管材通常为:
10.Medium/high pressure uses:
10.中高压燃气优先使用: