(接上期)7管道水压试验及冲洗设计7.1管道强度试验设计管道水压分段试验及压力试验如表3。表3管道强度水压试验及压力试验设计表试压段长度/m水压试验压力/MPa333.001.20333.001.20345.001.00345.001.00岸上DN900管DN1200管水下DN1200管DN900管水压试验打压机试压10min压降为零 (Connected to the previous period) 7 pipeline hydrostatic test and flushing design 7.1 Pipeline strength test design Pipeline hydraulic sub-test and pressure test in Table 3. Table 3 Pipeline Strength Hydrostatic and Pressure Test Design Table Pressure Test Length / m Hydraulic Test Pressure / MPa333.001.20333.001.20345.001.00345.001.00 Shore DN900 Pipe DN1200 Pipe Underwater DN1200 Pipe DN900 Pipe Hydrostatic Test Press Test 10min pressure drop to zero