例句與造句

1. The active chilled beam system employs fins to help heat and cool.
2. However, a recent study on comparison of VAV reheat versus active chilled beams & DOAS challenged the claims of lower first cost due to added cost of piping
3. Active chilled beam systems are effective to the point where outdoor air can be mixed with the indoor air without any traditional air conditioning ( such as heating, cooling, humidifying, or dehumidifying ), thus enabling a building to meet its " minimum outdoor air " air quality requirement.
4. Additional ductwork may be needed to meet minimum outdoor air requirements . ( In some cases, drier outside air can be mixed with the wetter inside air to reduced interior humidity levels while maintaining system performance . ) Some designers have found that enlarging the ducts around active chilled beam systems to increase air circulation causes echoes in working areas and amplifies the sound of water moving through the pipes to noticeable levels.
5. In active chilled beam heating systems, water temperature is usually . ( Chilled beam heating systems usually cannot rely solely on convection, however, and often require a fan-driven primary air circulation system to force the warmer air to the ground where most people sit and work . ) However, studies of the energy cost-savings of active versus passive chilled beam systems remained inconclusive as of 2007, and appear to be highly dependent on the specific building.
6. It's difficult to find active chilled beam in a sentence. 用active chilled beam造句挺難的