 |
| |||
| radial gate; Tainter gate; tainter gate | |||
| sector sluice; sector valve; segmental sluice; segmental valve; tainter valve | |||
|
paratoia a segmento : 7 短语, 1 学科 |
| 机械工程 | 7 |
|
| |||
| radial gate; Tainter gate; tainter gate | |||
| sector sluice; sector valve; segmental sluice; segmental valve; tainter valve | |||
|
paratoia a segmento : 7 短语, 1 学科 |
| 机械工程 | 7 |