enclosed ventilation
英 [ɪnˈkləʊzd ˌvɛntɪˈleɪʃən]
美 [ɪnˈkloʊzd ˌvɛntəˈleɪʃən]
【电】封闭通风
双语例句
- Ventilation, air conditioning and thermal comfort environment of manned spacecraft's cabin is different to normal HVAC design due to its enclosed and limited space at microgravity. Microgravity effects especially weaken of natural convection affect the ventilation heat exchange.
由于载人航天器这一密闭狭小空间及其微重力这一特殊环境，舱内通风空调问题和热舒适环境与地面的HVAC问题不同，微重力效应特别是自然对流大为减弱影响着通风换热效果。 - Aggregate structure of the soil in closed area was more than enclosed area, and arranged single grain of the soil was looser, porosity was larger, ventilation performance was better, soil bulk density was lower.
封育林区土壤较非封育区的团粒结构多，土壤单粒排列疏松，孔隙度大，通气性能好，土壤的容重低。