sluice gate
51flush gate — noun Etymology: flush (IX) : flush IX 2 * * * flush gate, a gate, sluice, or valve placed in a dam or reservoir, used to flush out the channel below the reservoir, the pipe system, or the like …
52head gate — 1. a control gate at the upstream end of a canal or lock. 2. a floodgate of a race, sluice, etc. [1830 40, Amer.] * * * …
53sluiceway — sluice•way [[t]ˈslusˌweɪ[/t]] n. civ a channel controlled by a sluice gate • Etymology: 1770–80 …
54Beijing city fortifications — The city wall of Beijing was a fortification built around 1435. It was 23.5 km long. The thickness at ground level was 20m and the top 12m. The wall was 15m high, and it had nine gates. This wall stood for nearly 530 years, but in 1965 it was… …
55Dimensionless Specific Energy Diagrams for Open Channel Flow — Contents 1 Energy Equations 2 Example 3 Choke Conditions 4 Dimensionless Diagram 5 References …
56Covering of the Senne — Construction of the covering and tunnels. The covering of the Senne (French: voûtement de la Senne, Dutch: overwelving van de Zenne) was one of the defining events in the history of Brussels. The Senne/Zenne (French/Dutch) was historically the m …
57sluiceway — noun conduit that carries a rapid flow of water controlled by a sluicegate • Syn: ↑sluice, ↑penstock • Derivationally related forms: ↑sluice (for: ↑sluice) • Hypernyms: ↑co …
58sluicegate — noun regulator consisting of a valve or gate that controls the rate of water flow through a sluice • Syn: ↑sluice valve, ↑floodgate, ↑penstock, ↑head gate, ↑water gate • Hypernyms: ↑regulator • …
59Floodgate — Tokyo floodgates created to protect from typhoon surges Floodgates are adjustable gates used to control water flow in flood barriers, reservoir, river, stream, or levee systems. They may be designed to set spillway crest heights in dams, to… …
60Technology of the Song Dynasty — The Song Dynasty ( zh. 宋朝; 960–1279 CE) provided some of the most significant technological advances in Chinese history, many of which came from talented statesmen drafted by the government through imperial examinations.The ingenuity of advanced… …
