Instantaneous efficiency curves for both single evacuated tube and complete evacuated tubular collector are also tested.
通过实验，还分别测定了单根真空管和真空管集热器的瞬时效率曲线。
On the basis of the measured incident Angle modified coefficient of the collector panels, the relation between the daily and instantaneous efficiency is given.
在测试了该集热器阵列的入射角修正系数的基础上给出了全日效率与瞬时效率的关系。
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