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- Comparing with all-glass tubular solar collectors, metal absorber tubular solar collectors have two main advantages: good resistance to pressure and thermal shock. These advantages are important to the active solar thermal system. 与全玻璃真空管集热器相比,金属吸热体真空管集热器具有承压能力强和耐热冲击好两大优点,这些优点对于大多数主动太阳能系统来说是非常必要的。
- active solar energy water-heater 主动式太阳热水系统
- Solar energy is a new kind of source of energy. 太阳能是一种新型能源。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- We can use solar energy to do many things today. 如今,我们可以利用太阳能做很多事情。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- The solar system was formed 4.5 billion years ago. 太阳系是四十五亿年前形成的。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- He gave a lecture on the use of solar energy. 他就太阳能的利用作了一场讲演。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智?
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- A mechanical model of the solar system. 太阳系仪太阳系的机械模型
- He was very active and rode down several horses. 他劲头很大,一连骑了好几匹马。
- She plays an active part in local politics. 她积极参与地方政治活动。
- The steel market will continue to be active. 钢材市场将会继续保持活跃。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- He was disabled when on active service. 他在战斗中受伤致残。
- Ms. Brown is active in the party. 布朗女士在晚会上很活跃。
- The scientist is thinking of a new way of tapping the solar energy. 科学家正在设想一种新的利用太阳能的方法。
- The active boy was extremely distractible. 那好动的男孩极不专心。