物质从热区转移至冷区有助于减少热失衡现象.Movement of matter from hot regions to cooler ones will tend to decrease the thermal imbalance.典型的除氧器都有加热区和除氧区.The typical deaerator has a heating and deaerating section.亨吉德山靠近冰岛首都雷克雅末克,这里因其地热区和生动的色彩...
The main source of fish mixes laky breed aquatics for entrance, inland aquiculture, ocean.鱼类的主要来源为进口 、 内陆水产养殖 、 海洋和湖泊养殖.Aquiculture lands: used for aquiculture and the facilities.七养殖用地: 供水产养殖及其设施使用者.The utility model dis...