SLING
发表于 2025-3-23 12:21:25
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Judicious
发表于 2025-3-23 17:49:33
Elevation Changes,Changes in elevation must . be taken into account in calculating a sprinkler system.
EXTOL
发表于 2025-3-23 21:01:35
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reperfusion
发表于 2025-3-24 01:17:58
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occurrence
发表于 2025-3-24 05:17:00
Underground Fire Service Mains,Underground fire service mains can be made of a variety of materials, including cast iron, ductile iron, steel, asbestos cement, plastics such as PVC, and fiber-reinforced composites. Modern cast-iron, ductile-iron, and steel pipe is normally cement lined.
使人入神
发表于 2025-3-24 07:13:48
Losses from Fittings and Valves,When water flowing through a pipe encounters an obstacle or changes direction, there is a head loss. This is cranked into the calculations in terms of EQUIVALENT FEET OF PIPE, which is added to the actual pipe length of the section for which the friction loss is being calculated.
chronicle
发表于 2025-3-24 10:46:01
Backflow Preventers,I once received a letter from a fire protection and code consultant with considerable experience with backflow preventer.
幸福愉悦感
发表于 2025-3-24 16:55:50
Velocity Pressure,Daniel Bernoulli (1700–1782), a member of a famous family of Swiss mathematicians and physicists.
apropos
发表于 2025-3-24 22:10:00
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女歌星
发表于 2025-3-25 01:22:13
Flow Velocity as a Constraint,A maximum flow rate of 16 feet per second in underground pipe and 32 feet per second.