| 1. | The specification of piping flexibility design for petrochemical industry 石油化工管道柔性设计规范 |
| 2. | End connections ? choice of flanged or butt weld ends for piping flexibility 连接端口-根据管道特点选择法兰或对焊连接端口。 |
| 3. | End connections ? choice of flanged or socket ends for piping flexibility 连接端口-根据连接管道的情况,可选择法兰或承插焊连接端口。 |
| 4. | End connections ? choice of flanged , socket weld or threaded ends for piping flexibility 连接端口-根据管道特点选择法兰、承插焊或螺纹连接端口。 |
| 5. | End connections ? choice of flanged smooth finish or ring type for piping flexibility 连接端口-根据连接管道的情况,可选择法兰光滑表面或环连接端口。 |
| 6. | End connections ? choice of raised face smooth finish or ring type joint for piping flexibility 连接端口-根据管道特点选择凸面光滑表面或环连接端口。 |